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GMC Yukon 2000–2006

GMC YukonModel years 2000–2006

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3 conditions added

Common on this vehicle:Warning light

Possible causes

Warning light, Check engine / Service Engine Soon, P03321 records
Engine
Brakes
Transmission and driveline
Electrical, wiring and power
Exhaust and emissions
Fuel system
1Rear bank knock sensor corrosion from water intrusion (P0332)4.8L, 5.3L, 6.0L only0Crankshaft position sensor may work intermittently or fail (8.1L V8) - recall 07V-5218.1L only0Intake manifold gasket leak (cold idle misfire, lean codes)0Single-cylinder misfire (P0300-P0308) and/or chirp, squeak or tick at camshaft speed: worn cam lobe / lifter, valve or valve spring0P0300 after engine repairs: injector connectors crossed (cylinders 5-7 / 6-8)0Brake pipe (brake line) corrosion and rupture0ABS light with C0265/C0201/U1041 or no communication with brake module (EBCM ground G110)0Front right-hand brake pipe contact with body cross sill - recall 00V-3450Service Brake Booster message on a Hydroboost vehicle with DTC C0136 (instrument cluster not SPS programmed)0Stability System Disabled / Service Stability message with DTC C0455 (bent terminals at the steering wheel position sensor)0Transfer case service light, New Venture Gear transfer case (replace the encoder motor sensor and reprogram the TCCM)0Intermittent MIL, service lamps/messages or DTCs from connector fretting corrosion0Reduced Engine Power from throttle body connector crimp, broken wire or grounds0P0420 / P0430 on a new or just-replaced catalytic converter (break-in not completed)0DTC P0446 set with the SES lamp on (replace the EVAP vent solenoid, not the canister)
8 causes not drawn
Causes with no correction stated (2)

Causes the records name for which no check or repair is stated, in a technical document or in a record. Press one for the records that name it.

The documents say what to doOnly records name itThe size of a node, the width of a link and the numbers are records matching this search, not likelihoods.

Candidate cause (the documents say what to do)

Rear bank knock sensor corrosion from water intrusion (P0332)

Applies to: 4.8L, 5.3L, 6.0L only

Customers may report mild to severe engine ping (spark knock), usually worse during acceleration, and/or an illuminated MIL.

The technician may find DTC P0332 set.

How to tell

P0327P0332Check engine / Service Engine Soon

What to do

  1. If P0327 and P0332 set at the same time, inspect for poor connections at the two-wire knock sensor harness located at the left rear side of the intake manifold near the top, just under the cover.
  2. Check the resistance of the knock sensors including the harness before reinstalling the intake manifold.
  3. Replace the rear bank knock sensor and build an RTV dam around the sensor to divert water away from it.

Caution: Do not form the RTV into a complete circle; leave the rear section open.

What is needed

Parts and materials
  • Rear bank knock sensor
  • RTV (to build a dam around the sensor that diverts water)
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.

In the records

No record states work done for this cause.

See the evidence (1 technical documents, 1 records)

Passages of the technical documents

  • The bulletin covers 1999-2002 Chevrolet and GMC C/K pickup and utility models, including Yukon, Yukon XL, Yukon Denali and Yukon Denali XL, with the 4.8L, 5.3L or 6.0L engine.

    1999-2002 Chevrolet and GMC C/K Pickup and Utility Models (Avalanche, Silverado, Sierra, Tahoe, Suburban, Yukon, Yukon XL, Yukon Denali, Yukon Denali XL) with 4.8L, 5.3L or 6.0L Engine

    General Motors (copy hosted by Corvette Action Center)

  • Customers may report mild to severe engine ping (spark knock), usually worse during acceleration, and/or an illuminated MIL.

    Some customers may comment on a mild to severe engine ping (commonly referred to as spark knock), usually worse during acceleration and/or an illuminated MIL.

    General Motors (copy hosted by Corvette Action Center)

  • The technician may find DTC P0332 set.

    Upon investigation, the technician may find DTC P0332 set.

    General Motors (copy hosted by Corvette Action Center)

  • The condition may result from corrosion of the rear bank knock sensor caused by water intrusion into the sensor cavity.

    This condition may be the result of corrosion of the rear bank knock sensor due to water intrusion into the sensor cavity.

    General Motors (copy hosted by Corvette Action Center)

Read every statement and its source →

A cause or a result a complaint states is the owner’s view or what a dealer told them, not an established fact.