Audio and telematicsModel years 2003–2014Manufacturer
Some OnStar features no longer work (2G cellular sunset; the module is not broken)
Bulletin 23-NA-001 lists Yukon Models 2003 to 2014 (another copy lists 2003 to 2017); the involved region is North America.
FaultCrate・Some OnStar features no longer work (2G cellular sunset; the module is not broken)
Customers may comment on a notification and/or that some 2G OnStar module features are no longer operable.
One of the listed concerns is being unable to contact the OnStar Call Center.
All other functions within the OnStar module are unaffected, such as OnStar remote link, Bluetooth, microphone, and GPS.
The concerns may include an OnStar button malfunction and being unable to contact the OnStar call center.
On December 31, 2022, the 2G cellular signal will no longer be active, causing some OnStar module features to be inoperable.
The 2G CDMA cellular network was decommissioned across Canada in 2015.
What to do
- Any other function in the Telematics Communication Interface Control Module (other than OnStar) is to be diagnosed as directed by SI.
- The OnStar guardian app is being used as a replacement for the OnStar portion of the module.
What is needed
- Parts and materials
- Not stated
- Labor time
- Not stated
- Special tools
- Not stated
- Scan tool
- Not stated
Only what the technical documents state. "Not stated" does not mean not needed.
Caution
- Do not replace the OnStar module because of the 2G shutdown.
- If the vehicle is brought in for inactive/broken/inoperable OnStar features, do not replace the module; the module is not broken.
Applies to
- Applies to GMC Yukon models, model years 2003 to 2014.
- The involved region is North America.
See the evidence (1 documents, 12 passages)
| Document | Publisher | Date |
|---|---|---|
| [1]23-NA-001 OnStar Module 2G Sunset Information ↗ | ManufacturerGeneral Motors | — |
Applies toApplies to GMC Yukon models, model years 2003 to 2014.
Yukon Models 2003 2014— [1]
Applies toThe involved region is North America.
Involved Region or Country North America— [1]
First signsCustomers may comment on a notification and/or that some 2G OnStar module features are no longer operable.
Some customers may comment on a notification and/or some 2G OnStar module features are no longer operable.— [1]
First signsOne of the listed concerns is being unable to contact the OnStar Call Center.
Unable to Contact OnStar Call Center— [1]
First signsAll other functions within the OnStar module are unaffected, such as OnStar remote link, Bluetooth, microphone, and GPS.
All other functions within the OnStar module will be unaffected such as: OnStar remote link, Bluetooth, microphone, and GPS.— [1]
First signsThe concerns may include an OnStar button malfunction and being unable to contact the OnStar call center.
• OnStar Button Malfunction • Unable to Contact OnStar Call Center— [1]
Why it happensOn December 31, 2022, the 2G cellular signal will no longer be active, causing some OnStar module features to be inoperable.
On December 31, 2022, the 2G cellular signal will no longer be active, causing some OnStar module features to be inoperable.— [1]
Why it happensThe 2G CDMA cellular network was decommissioned across Canada in 2015.
The 2G CDMA cellular network was decommissioned across Canada in 2015.— [1]
How to confirmAny other function in the Telematics Communication Interface Control Module (other than OnStar) is to be diagnosed as directed by SI.
Any other function in the Telematics Communication Interface Control Module (other than OnStar), technicians are directed to diagnose as directed by SI.— [1]
RepairThe OnStar guardian app is being used as a replacement for the OnStar portion of the module.
The OnStar guardian app is being utilized as a replacement of the OnStar portion of the module.— [1]
CautionDo not replace the OnStar module because of the 2G shutdown.
Do Not replace the OnStar module because of 2G shutdown.— [1]
CautionIf the vehicle is brought in for inactive/broken/inoperable OnStar features, do not replace the module; the module is not broken.
is brought into service for inactive/broken/inoperable OnStar features, do not replace the module. The module is not broken.— [1]
Put together by FaultCrate from public records and technical documents. The cause and the repair are for the workshop to decide with the vehicle in front of it. Counts are records, not failure rates.
List the records (2 that can be opened)
Records whose recall number, document number or text matches. Each line says why it matched.
- OnStar Module 2G Sunset InformationManufacturer communication 2025-04-28・document number matches
- OnStar Module 2G Sunset Service BulletinManufacturer communication 2023-03-01・document number matches