GMC Yukon XL 2000–2006
Common on this vehicle:Warning lightLeakCorrosion or rustNoiseStalls or shuts offGauge or instrument faultAir conditioning or heaterSmoke or fire
Record by record
62 records state a cause or a remedy. Each record is shown as short labels in the order fault → finding the cause → correction. Press a label to narrow to the records that state it.
Component named as the cause
Work done
How it is said to have ended
- says it came back1
- result not stated1
A ribbon is as wide as the records that state both of its ends (only the commonest are drawn). A record that names several symptoms or components runs through each. Orange is records that say the fault came back or was not fixed. Results come from owners’ reports only; one that does not say is “result not stated”. None of this is a likelihood of a cause or a rate at which work succeeds.
Read the records one by one (28)
ELECTRICAL SYSTEM28
Manufacturer communication2000–2006 GMC YUKON XL DENALI ・ 2024-08-26
GM Vehicle Wide Programming (VWP) Software Update Process
1Fault
- Vehicle Wide Programming (VWP) is a new process to update software on GM vehicles.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Various GM makes and models.
- Condition:Vehicle Wide Programming (VWP) is a new process to update software on GM vehicles.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
Manufacturer communication2000–2006 GMC YUKON XL DENALI ・ 2024-06-25
Service Programming System Error Codes E4398-E6961 Service Information
1Fault
- Some technicians may notice Service Programming System (SPS) errors; the document gives the troubleshooting for them.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to GM passenger cars and light duty trucks, model years 2000 to 2025.
- Condition:Some technicians may notice Service Programming System (SPS) errors; the document gives the troubleshooting for them.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
Manufacturer communication2002–2006 GMC YUKON XL DENALI ・ 2024-04-05(2 earlier editions of this document folded here)
Electrical Ground Repair Information
1Fault
Not stated
2Finding the cause
Possible causes
- Loose, stripped or corroded ground connections increase the possibility of improper system function and loss of module communication, and may lead to unnecessary repairs and component replacement.
3Correction
Repair
- For a damaged or missing M6 ground stud, select an adjacent location with 20 mm (0.79 in) clearance behind the panel surface and 20 mm (0.79 in) clearance around the M6 conductive rivet stud flange.
- Drill a 10 mm (0.40 in) diameter hole through the panel.
- Remove paint and primer from the area around the 10 mm (0.40 in) hole until bare metal is visible.
- Using a small brush, apply Dielectric Lubricant GM P/N 12377900 (Canadian P/N 10953529) to the threads of the M6 conductive rivet stud.
- Install the M6 conductive nut to the rivet stud and tighten to 71 lb in (= 8.02 N·m).
2 more pointsPart numbers printed in the document
12377900Lubricant, Dielectric Acdelco 2OzLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor statedas stated by GMPartsGiant (checked 2026-10-06) ↗
10953529Look up at RockAuto (aftermarket candidates) ↗Search the web ↗
The numbers are as the document prints them. The name and the replacing number are what the pages of GMPartsGiant, a reseller of genuine parts and not GM, state. Aftermarket equivalents are not checked here (the links only search by number). Confirm the fit for the vehicle (VIN) before ordering.
Parts
- Conductive-finish fasteners: 11561645 M6 nut, 11570340 M6 rivet stud, 11588564 M8 bolt, 11609412 M8 nut, 11609538 M7 bolt (self-threading), 11609669 M6 bolt.
Part numbers printed in the document
11561645NutLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor stated(replaces 11518173 / 11086223)as stated by GMPartsGiant (checked 2026-10-06) ↗
11570340Rivet, Stud W/Wedges Knurls And SealersLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor statedas stated by GMPartsGiant (checked 2026-10-06) ↗
11588564Bolt Assembly, Hx Head Fl Washer M, PointLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor statedas stated by GMPartsGiant (checked 2026-10-06) ↗
11609412Nut, Hexagon W/Conical Washer,M8X1.25, 7.5 Thick, 19 Outside DiameterLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor stated(replaces 11509226 / 22640336)as stated by GMPartsGiant (checked 2026-10-06) ↗
11609538Bolt/Screw, Tap Hexagon Head Trim Flat WasherLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor statedas stated by GMPartsGiant (checked 2026-10-06) ↗
11609669Bolt/Screw, Hx Head Flt WasherLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor stated(replaces 11517342 / 10156138)as stated by GMPartsGiant (checked 2026-10-06) ↗
The numbers are as the document prints them. The name and the replacing number are what the pages of GMPartsGiant, a reseller of genuine parts and not GM, state. Aftermarket equivalents are not checked here (the links only search by number). Confirm the fit for the vehicle (VIN) before ordering.
Caution
- Use only the GM-approved replacement fasteners with conductive finish for electrical ground repair.
- The rivet stud and surrounding panel area must be refinished before the ground wire terminal and conductive nut are installed, to keep the ground secure, stable and corrosion-free.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2024 and earlier GM passenger cars and trucks, including medium duty and heavy duty.
- Cause:Loose, stripped or corroded ground connections increase the possibility of improper system function and loss of module communication, and may lead to unnecessary repairs and component replacement.
- Caution:Use only the GM-approved replacement fasteners with conductive finish for electrical ground repair.
- Repair:For a damaged or missing M6 ground stud, select an adjacent location with 20 mm (0.79 in) clearance behind the panel surface and 20 mm (0.79 in) clearance around the M6 conductive rivet stud flange.
- Repair:Drill a 10 mm (0.40 in) diameter hole through the panel.
- Repair:Remove paint and primer from the area around the 10 mm (0.40 in) hole until bare metal is visible.
- Caution:The rivet stud and surrounding panel area must be refinished before the ground wire terminal and conductive nut are installed, to keep the ground secure, stable and corrosion-free.
- Repair:Using a small brush, apply Dielectric Lubricant GM P/N 12377900 (Canadian P/N 10953529) to the threads of the M6 conductive rivet stud.
- Repair:Install the M6 conductive nut to the rivet stud and tighten to 71 lb in (= 8.02 N·m).
- Repair:If the M6 weld nut at the ground location is damaged or stripped, a M7 conductive self-threading bolt may be used to secure the ground wire terminal.
- Repair:Install the M7 conductive self-threading bolt and tighten to 80 lb in (= 9.04 N·m).
- Parts:Conductive-finish fasteners: 11561645 M6 nut, 11570340 M6 rivet stud, 11588564 M8 bolt, 11609412 M8 nut, 11609538 M7 bolt (self-threading), 11609669 M6 bolt.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
Manufacturer communication2000–2006 GMC YUKON XL DENALI ・ 2022-11-02
Module Harvesting Service Bulletin
1Fault
- To find the root cause of some component drains or logic lockups, the module is retrieved for analysis without being reset, by keeping it powered with a small battery.
2Finding the cause
Not stated
3Correction
This service bulletin provides information on Module Harvesting.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all passenger cars and trucks, 2000 to 2023 model years.
- Condition:To find the root cause of some component drains or logic lockups, the module is retrieved for analysis without being reset, by keeping it powered with a small battery.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This service bulletin provides information on Module Harvesting.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2021-07-06
EVAP System Leak Diagnosis for MIL with DTCs P0442/P0455
1Fault
- The MIL is illuminated and DTC P0442 (EVAP small leak detected) and/or P0455 (EVAP large leak detected) is set in the Engine Control Module (ECM).
2Finding the cause
Possible causes
- DTC P0455 sets for a large leak or a purge blockage; a large leak can come from an unseated tube connection, a damaged tube, a stuck open canister vent valve or a stuck closed purge valve.
- DTC P0442 sets for a small leak, which can come from a stuck open purge valve or a stuck open canister vent valve.
Steps to confirm (in the document’s order)
- Inspect all purge connections for proper installation and look for damage or wear along the lines; if damage is seen, confirm with the smoke test.
- Some leaks show only under pressure and some only under vacuum, so check both ways.
- Cycling the purge and vent solenoids with GDS2 while inspecting may indicate a sticking valve.
- Critical connections on the engine side: purge tube to purge valve at the intake manifold, purge tube to chassis EVAP line at the rear of the engine near the transmission, and chassis EVAP line to canister.
- Critical connections on the tank side: fuel tank load line to canister, vent valve line to vent valve, fuel tank load line jumper connection near the fuel tank, and the fuel tank cap being closed properly.
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to GM passenger cars and trucks, including medium duty, model years 2000 to 2021.
- Applies to:The bulletin applies only to vehicles with gasoline engines.
- Condition:The MIL is illuminated and DTC P0442 (EVAP small leak detected) and/or P0455 (EVAP large leak detected) is set in the Engine Control Module (ECM).
- Cause:DTC P0455 sets for a large leak or a purge blockage; a large leak can come from an unseated tube connection, a damaged tube, a stuck open canister vent valve or a stuck closed purge valve.
- Cause:DTC P0442 sets for a small leak, which can come from a stuck open purge valve or a stuck open canister vent valve.
- Confirm:Inspect all purge connections for proper installation and look for damage or wear along the lines; if damage is seen, confirm with the smoke test.
- Confirm:Some leaks show only under pressure and some only under vacuum, so check both ways.
- Confirm:Cycling the purge and vent solenoids with GDS2 while inspecting may indicate a sticking valve.
- Confirm:Critical connections on the engine side: purge tube to purge valve at the intake manifold, purge tube to chassis EVAP line at the rear of the engine near the transmission, and chassis EVAP line to canister.
- Confirm:Critical connections on the tank side: fuel tank load line to canister, vent valve line to vent valve, fuel tank load line jumper connection near the fuel tank, and the fuel tank cap being closed properly.
- Confirm:If all connections are good, check the vent valve for a stuck open position.
- Confirm:If the vent valve is verified to be functioning correctly, go on to investigate the purge valve.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2021-06-14
ECM Software Update for Auto Stop State of Charge Threshold
1Fault
- The engine control module (ECM) software may allow the Auto Stop to occur at a state of charge below 65%.
2Finding the cause
Possible causes
- Auto Stop is supposed to be inhibited at 65% to protect against excessive battery wear and discharge.
Steps to confirm (in the document’s order)
- Involved vehicles are marked "open" on the Investigate Vehicle History screen in the GM Global Warranty Management system.
3Correction
Repair
- Dealers are to reprogram the K20 Engine Control Module.
Parts
- No parts are required for this software update.
Caution
- Do not download or install the files wirelessly.
- Clear DTCs after programming is complete.
Read the sentences of the record
From the manufacturer’s document
- Applies to:The model list includes the 2021 GMC Yukon and Yukon XL.
- Condition:The engine control module (ECM) software may allow the Auto Stop to occur at a state of charge below 65%.
- Cause:Auto Stop is supposed to be inhibited at 65% to protect against excessive battery wear and discharge.
- Confirm:Involved vehicles are marked "open" on the Investigate Vehicle History screen in the GM Global Warranty Management system.
- Repair:Dealers are to reprogram the K20 Engine Control Module.
- Parts:No parts are required for this software update.
- Caution:Do not download or install the files wirelessly.
- Caution:Clear DTCs after programming is complete.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- Service Update Bulletin (Labor Codes Added). Certain vehicles may have a condition where the engine control module (ECM) software allows the Auto Stop to occur at a state of charge below 65%. Auto Stop is supposed to be inhibited at 65% to protect against excessive battery wear and discharge. Dealers are to reprogram the ECM.
Manufacturer communication2000–2006 GMC YUKON XL DENALI ・ 2021-04-20
OnStar Voice Fallback Number Update
1Fault
Not stated
2Finding the cause
3Correction
Read the sentences of the record
- Remedy
- OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware in your vehicle. However, your system could not be updated remotely. As a result, some of your OnStar® system functions may not be working as expected." The customer is further instructed in this letter to "Please contact your dealer  or any dealer near you  as soon as possible to schedule an appointment for this no-cost software update. Your dealer will reprogram your OnStar® module with an update. This is for vehicles that have previously received the Canada upgrade as described in Service Bulletin #15-08-44-001F."
Manufacturer communication2000–2006 GMC YUKON XL ・ 2020-02-10(2 earlier editions of this document folded here)
Tire Pressure Monitor and Diagnostic Tool Software Update
1Fault
- The document gives the steps for downloading or updating the AFIT, TPM, GR8, MIT, PICO Scope or VDR tools.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:All brands and models, model years 1995 - 2020.
- Condition:The document gives the steps for downloading or updating the AFIT, TPM, GR8, MIT, PICO Scope or VDR tools.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester  and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2019-11-12
Preliminary Information: Vibration Diagnosis Using Pico Oscilloscope
1Fault
- Customers complain of vehicle vibration under any of various driving conditions.
2Finding the cause
Steps to confirm (in the document’s order)
- Drive the vehicle to verify the condition and record a Pico data file of the concern.
- Review the Pico file and use it to help determine the root cause or component.
3Correction
Repair
- Repair the vehicle using the Pico information together with any published information relevant to the vibration frequency observed.
Caution
- Attempting a vibration repair without knowing the frequency is compared to repairing a check engine light without knowing the stored DTC.
- 12-03-10-001B is a generic document on the possibility of tire to rim orientation and of the tire slipping on the rim.
- Component level vibrations such as blower motor, brake pulsation or shudder on turns do not require a Pico file.
Read the sentences of the record
From the manufacturer’s document
- Applies to:All models, model years 2000 - 2020.
- Condition:Customers complain of vehicle vibration under any of various driving conditions.
- Caution:Attempting a vibration repair without knowing the frequency is compared to repairing a check engine light without knowing the stored DTC.
- Confirm:Drive the vehicle to verify the condition and record a Pico data file of the concern.
- Confirm:Review the Pico file and use it to help determine the root cause or component.
- Repair:Repair the vehicle using the Pico information together with any published information relevant to the vibration frequency observed.
- Caution:12-03-10-001B is a generic document on the possibility of tire to rim orientation and of the tire slipping on the rim.
- Caution:Component level vibrations such as blower motor, brake pulsation or shudder on turns do not require a Pico file.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2018-06-18
Apple Device USB Connectivity Information
1Fault
Not stated
2Finding the cause
Not stated
3Correction
Repair
- Use only Apple cables/cords for diagnostic testing on any concern involving an Apple device.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all models 2000 - 2019 equipped with a USB port.
- Repair:Use only Apple cables/cords for diagnostic testing on any concern involving an Apple device.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
Manufacturer communication2002–2006 GMC YUKON XL DENALI ・ 2018-05-21(1 earlier editions of this document folded here)
Aftermarket Device Interference with OnStar Diagnostic
1Fault
- The bulletin covers aftermarket devices connected to the Diagnostic Link Connector (DLC) and their effect on OnStar diagnostic probes and Vehicle Diagnostic e-mails.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2013 and prior GM passenger cars and trucks equipped with OnStar (RPO UE1).
- Condition:The bulletin covers aftermarket devices connected to the Diagnostic Link Connector (DLC) and their effect on OnStar diagnostic probes and Vehicle Diagnostic e-mails.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
Manufacturer communication2001–2006 GMC YUKON XL ・ 2018-05-21
Informational Bulletin on Latest PI and Service Bulletins
1Fault
- The document is a field product reminder list of issues by vehicle line under the heading Fix it Right the First Time; it is an index to other documents.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2013 and earlier GM passenger cars and trucks.
- Condition:The document is a field product reminder list of issues by vehicle line under the heading Fix it Right the First Time; it is an index to other documents.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2018-05-21(1 earlier editions of this document folded here)
OnStar Module Software Update via GSA
1Fault
Not stated
2Finding the cause
Steps to confirm (in the document’s order)
- Verify in the Investigate Vehicle History (IVH) whether the upgrade has been completed before proceeding.
3Correction
Repair
- Because GDS 2 will not decode the VIN of a vehicle originally supported by the Tech 2, a manual selection must be performed.
- Select Additional Options, then select the OnStar Canada GSM option.
Caution
- On GSM-upgraded vehicles, the GDS 2 must be used for scan tool communication with the Telematics Communication Interface Control Module (TCICM), or OnStar module.
- All scan tool communications with other modules on these vehicles continue to be performed using the Tech 2.
Read the sentences of the record
From the manufacturer’s document
- Applies to:The model list addresses 2000-2009 GM passenger cars and light duty trucks.
- Applies to:The bulletin only applies to vehicles that have been involved in the Canadian OnStar cellular communication upgrade.
- Confirm:Verify in the Investigate Vehicle History (IVH) whether the upgrade has been completed before proceeding.
- Caution:On GSM-upgraded vehicles, the GDS 2 must be used for scan tool communication with the Telematics Communication Interface Control Module (TCICM), or OnStar module.
- Caution:All scan tool communications with other modules on these vehicles continue to be performed using the Tech 2.
- Repair:Because GDS 2 will not decode the VIN of a vehicle originally supported by the Tech 2, a manual selection must be performed.
- Repair:Select Additional Options, then select the OnStar Canada GSM option.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This informational bulletin explains how to update the older Onstar module software to new software over GSA.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2018-05-07
Turn-by-Turn Navigation Limitations for Canadian Vehicles in US
1Fault
Not stated
2Finding the cause
Possible causes
- The condition exists because the existing cell phone provider has no roaming agreements in areas outside of Canada.
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all 2000-2015 GM passenger cars and light duty trucks with a Gen6, Gen7, Gen8, Gen9 or Gen10 OnStar system.
- Cause:The condition exists because the existing cell phone provider has no roaming agreements in areas outside of Canada.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a ?500 phone number? The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2018-01-22
OnStar Canada Upgrade - Caller ID Display Issue
1Fault
- Incoming caller ID may no longer be available or displayed after the Canada OnStar upgrade is performed.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2000-2015 GM passenger cars and light duty trucks with the OnStar Canada upgrade.
- Condition:Incoming caller ID may no longer be available or displayed after the Canada OnStar upgrade is performed.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that the incoming caller ID may no longer be available or displayed after the Canada OnStar upgrade. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
Manufacturer communication2002–2006 GMC YUKON XL ・ 2017-11-14
XM Offerings Availability Information
1Fault
Not stated
2Finding the cause
Steps to confirm (in the document’s order)
- Vehicle specific XM offerings and availability can be looked up on the website the document lists.
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all brands and models, 2002 - 2018, with XM Radio (RPO U2K, UBS, or U2M).
- Confirm:Vehicle specific XM offerings and availability can be looked up on the website the document lists.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-10-04(1 earlier editions of this document folded here)
OnStar Programming and Activation Setup Procedures
1Fault
- For OnStar to operate properly, the module must be programmed (set up) specifically for the vehicle application in which it is installed.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all 2000 - 2018 models with RPO UE1.
- Condition:For OnStar to operate properly, the module must be programmed (set up) specifically for the vehicle application in which it is installed.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System. For the 2010 and UP model year vehicles, the OnStar set-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set-up and Activation in Service Programming System.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-31
OnStar VCIM Restricted Parts Information
1Fault
Not stated
2Finding the cause
Not stated
3Correction
Repair
- Only modules and components in a part restriction program require a call to the GM Technical Assistance Center (TAC) to obtain the part.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2016-2017 GM passenger cars and trucks, and 2000-2015 GM passenger cars and trucks with the Canada OnStar Upgrade.
- Repair:Only modules and components in a part restriction program require a call to the GM Technical Assistance Center (TAC) to obtain the part.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understanding of any field concerns that may develop.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
OnStar Over The Air Updates - Unable to Receive
1Fault
Not stated
2Finding the cause
Not stated
3Correction
Repair
- To receive any over-the-air programming or update, the customer must accept the OnStar terms and conditions and have an active OnStar account.
Read the sentences of the record
From the manufacturer’s document
- Applies to:2000-2016 GM passenger cars and light duty trucks with OnStar (UE1).
- Repair:To receive any over-the-air programming or update, the customer must accept the OnStar terms and conditions and have an active OnStar account.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about being unable to receive OnStar ?Over The Air? updates. Technician will need to press the OnStar button and verify they have an active account and that the call connects with data and location.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
OnStar wireless fidelity inoperative - Preliminary Information
1Fault
- A customer may comment that the OnStar WIFI is inoperative or stuck in 2G.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2015 GM passenger cars and light duty trucks with OnStar 4GLTE Gen10 WIFI (RPO VV4).
- Condition:A customer may comment that the OnStar WIFI is inoperative or stuck in 2G.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that may have the OnStar wireless fidelity inoperative. Technician will need to contact General Motors Technical Assistance Center with a scan tool connect to the vehicle for further assistance.
Manufacturer communication2002–2006 GMC YUKON XL ・ 2017-08-15
OnStar Hands Free Calling and Remote Services
1Fault
- Customers with OnStar Gen 6.11, 6.15, 7.0, 7.04 and 7.045 may be unable to receive OnStar Hands Free Calling calls, and/or the OnStar center cannot perform remote services.
2Finding the cause
Steps to confirm (in the document’s order)
- Place a test call to OnStar with the blue OnStar button and verify that it connects to an advisor.
- Place an inbound call to the vehicle, dialing the 11 digit phone number (1 + area code + number).
- If outbound calls work and only incoming calls fail, cycle power to the VCIM and retest the inbound call.
3Correction
Repair
- If the power cycle corrects the concern and the module manufacturer is Continental, replace the VCIM.
Caution
- Do not perform a Set-Up New VCIM / OnStar.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all 2002-2009 GM passenger cars and light duty trucks with OnStar Generation 6.4, 6.11, 6.15, 7.0, 7.04 or 7.045.
- Condition:Customers with OnStar Gen 6.11, 6.15, 7.0, 7.04 and 7.045 may be unable to receive OnStar Hands Free Calling calls, and/or the OnStar center cannot perform remote services.
- Confirm:Place a test call to OnStar with the blue OnStar button and verify that it connects to an advisor.
- Confirm:Place an inbound call to the vehicle, dialing the 11 digit phone number (1 + area code + number).
- Confirm:If outbound calls work and only incoming calls fail, cycle power to the VCIM and retest the inbound call.
- Repair:If the power cycle corrects the concern and the module manufacturer is Continental, replace the VCIM.
- Caution:Do not perform a Set-Up New VCIM / OnStar.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that are unable to receive OnStar Hands Free Calling calls and or the OnStar center is unable to perform remote services. Technician will need to push the OnStar Blue button and verify the system successfully connects to an advisor. Place an outbound personal call from the vehicle and verify it connects. Place an inbound call to the vehicle making sure to dial using the 11 digit phone number (1 + area code + number). If outbound calls can be placed and only incoming calls fail. Cycle power to the Vehicle Communication Interface Module and retest inbound call to the vehicle. If the power cycle corrects the concern and the module manufacturer is continental, replace the Vehicle Communication Interface Module. If the power cycle corrects the concern and the module manufacturer is LG, please record information from the latest version of PIC4310 and call General Motors Technical Assistance Center for further assistance. If the concern is still present after the power cycle, please record information from the latest version of PIC4310 and call General Motors Technical Assistance Center for further assistance.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
Bluetooth Voice Recognition Issue with iPhone
1Fault
- Emoji icons in the customer's iPhone Contacts list may keep Bluetooth voice recognition from working properly.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2016 and prior GM passenger cars and trucks.
- Condition:Emoji icons in the customer's iPhone Contacts list may keep Bluetooth voice recognition from working properly.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15(1 earlier editions of this document folded here)
OnStar System Progression Tones Information
1Fault
Not stated
2Finding the cause
Not stated
3Correction
Repair
- Cycle power to the VCIM and place a test call to OnStar; if the concern is still present, install the test antenna and retest.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2000 - 2015 GM passenger cars and light duty trucks with the OnStar Canada Upgrade (OnStar 9.4 or Gen 10); 2015 - 2017 vehicles with OnStar Gen10 are listed separately.
- Repair:Cycle power to the VCIM and place a test call to OnStar; if the concern is still present, install the test antenna and retest.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to contact General Motors Technical Assistance Center with the scan tool data from the OnStar system.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
OnStar System Progression Tones Service Communication
1Fault
- Pressing the OnStar blue button, the red emergency button or the hands-free call button results in cellular messages, progression tones, dropped calls or no data on the call with OnStar.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2000-2015 GM passenger cars and light duty trucks with OnStar Gen6, Gen7, Gen8 or Gen9.
- Condition:Pressing the OnStar blue button, the red emergency button or the hands-free call button results in cellular messages, progression tones, dropped calls or no data on the call with OnStar.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
OnStar Module Parasitic Drain Test Preliminary Information
1Fault
- During a battery parasitic drain test it can be unclear what the normal power consumption of the OnStar system should be.
2Finding the cause
Steps to confirm (in the document’s order)
- The system generation can be read with a Tech 2 under Body > VCIM > Module ID Information > Module Information 2.
- All Gen 6, 7, 8 and 9 systems are powered continuously for 48 hours from ignition off.
- After the 48 hours, Gen 6 and some Gen 7 power off; Gen 7.XXL and all Gen 8 systems cycle 9 minutes OFF and 1 minute ON for an additional 72 hours.
- Expected current draw of the OnStar module with ignition ON is 240 to 400 mA.
- With ignition OFF and in DRx (stand-by mode) the draw is 3 to 20 mA, for 48 hours on Gen 6, 7, 8.
3Correction
Caution
- The OnStar system stays powered for an extended time after ignition off so that remote services such as door unlock, horn honk and light flash can be carried out.
- A short spike of current may be seen at the beginning and end of the 1 minute ON stage.
Read the sentences of the record
From the manufacturer’s document
- Applies to:All models, model years 2000 - 2017, with OnStar Gen6, Gen7, Gen8, Gen9 and Gen10.
- Condition:During a battery parasitic drain test it can be unclear what the normal power consumption of the OnStar system should be.
- Caution:The OnStar system stays powered for an extended time after ignition off so that remote services such as door unlock, horn honk and light flash can be carried out.
- Confirm:The system generation can be read with a Tech 2 under Body > VCIM > Module ID Information > Module Information 2.
- Confirm:All Gen 6, 7, 8 and 9 systems are powered continuously for 48 hours from ignition off.
- Confirm:After the 48 hours, Gen 6 and some Gen 7 power off; Gen 7.XXL and all Gen 8 systems cycle 9 minutes OFF and 1 minute ON for an additional 72 hours.
- Confirm:Expected current draw of the OnStar module with ignition ON is 240 to 400 mA.
- Confirm:With ignition OFF and in DRx (stand-by mode) the draw is 3 to 20 mA, for 48 hours on Gen 6, 7, 8.
- Confirm:With ignition OFF and after DRx has been canceled the draw is 1 to 3 mA, reached after 48 hours on Gen 6, 7, 8.
- Caution:A short spike of current may be seen at the beginning and end of the 1 minute ON stage.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to help the dealership technicians perform a parasitic drain test for the OnStar module. When performing battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
OnStar Turn-By-Turn Navigation System Inoperative
1Fault
- The customer may report that the OnStar center is unable to provide Turn by Turn (TBT) service.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:All models, model years 2000 - 2017.
- Condition:The customer may report that the OnStar center is unable to provide Turn by Turn (TBT) service.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
Manufacturer communication2000–2006 GMC YUKON XL ・ 2017-08-15
Unwanted or Phantom Phone Calls Diagnosis and Repair
1Fault
- A customer may report that the OnStar system attempts or completes phone calls that the operator of the vehicle did not initiate.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to all brands and models, model years 2000 - 2017.
- Condition:A customer may report that the OnStar system attempts or completes phone calls that the operator of the vehicle did not initiate.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a ″Phone Unavailable″ audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A “Ready” or “OnStar ready” audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ″push to talk″ button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
Manufacturer communication2002–2006 GMC YUKON XL ・ 2017-08-15
OnStar Connection Issue - Preliminary Information
1Fault
- The customer may be unable to connect to OnStar with the blue button, and the emergency key may be inoperative.
2Finding the cause
Not stated
3Correction
Read the sentences of the record
From the manufacturer’s document
- Applies to:Applies to 2002-2014 GM passenger cars and trucks.
- Condition:The customer may be unable to connect to OnStar with the blue button, and the emergency key may be inoperative.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This Preliminary Information communication provides information to the technician about vehicles that the OnStar system will not connect. Technician should record module info per the latest version of PIC4310 and contact General Motors Technical Assistance Center.
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