Check Engine Light Illuminated, Engine Misfire, DTC P0300 – 2004-2005 Chevrolet Colorado & GMC Canyon

#04-06-04-081C: CHECK ENGINE LIGHT ILLUMINATED, ENGINE MISFIRE, DTC P0300 SET (REPLACE EXHAUST VALVE SPRINGS AND SEALS) (AUG 18, 2005)


Subject: Check Engine Light Illuminated, Engine Misfire, DTC P0300 Set (Replace Exhaust Valve Springs and Seals)
Models: 2004-2005 Chevrolet Colorado
2004-2005 GMC Canyon
with 2.8L Inline 4 Cylinder or 3.5L Inline 5 Cylinder Engine (VINs 8, 6 — RPOs LK5, L52)
*For Engines Built Before and Including VIN Breakpoint 58261313 and Build Date 04/13/2005*This VIN should ONLY be used in conjunction with the Dealers checking the Engine Unit Number (EUN) (label date reads T050880001 or lower) if they think they have a truck exhibiting the issue.

This bulletin is being revised to update the VIN breakpoint and Engine Unit Number. Please discard Corporate Bulletin Number 04-06-04-081B (Section 06 — Engine/Propulsion System).


Important: The bulletin may apply to vehicles with a VIN breakpoint of 58261313 or lower. If the last 8 of the VIN is lower than 58261313, the engine unit number (shown in SI # 889181) will have to be inspected to determine if the bulletin applies. If the engine unit number is lower than 050880001, the bulletin applies to the vehicle. If the engine unit number is 050880001 or greater, the engine already contains the updated valve seals and springs that are mentioned in this bulletin, so the bulletin does not apply.

Condition

Some customers may comment on a Check Engine Light On or that the Check Engine Light is flashing. An actual engine misfire may or may not be felt.

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Power Tilt/Telescope Steering Column Inoperative, DTC B2860/B2880 – 2008 Buick Enclave & Cadillac CTS

#08-02-35-002: POWER TILT/TELESCOPE STEERING COLUMN INOPERATIVE, DTC B2860/B2880 SET (REPLACE STEERING COLUMN TILT WHEEL POSITION SENSOR) (MAR 12, 2008)


Subject: Power Tilt/Telescope Steering Column Inoperative, DTC B2860/B2880 Set (Replace Steering Column Tilt Wheel Position Sensor)
Models: 2008 Buick Enclave
2008 Cadillac CTS
with Power Tilt/Telescope Steering Column (RPO N38)

Condition

Some customers may comment that the power tilt/telescope steering column is inoperative.

A scan tool may reveal DTC B2860 and/or B2880 set.

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Fuel Gauge Fluctuates On Acceleration or Sharp Turns, Low Fuel Light Illuminated – 2006-2007 Pontiac Saturn Daewoo

#08-06-04-013: FUEL GAUGE FLUCTUATES ON ACCELERATION OR SHARP TURNS, LOW FUEL LIGHT ILLUMINATED (REPROGRAM I/P AND ECM) (MAR 4, 2008)


Subject: Fuel Gauge Fluctuates On Acceleration or Sharp Turns, Low Fuel Light Illuminated (Reprogram I/P and ECM)
Models: 2006-2007 Pontiac Solstice
2007 Saturn Sky
2007 Daewoo G2X

Condition

Some customers may comment on fuel gauge fluctuation on acceleration or sharp turns when their fuel gauge is at or below 1/4 tank level or above 3/4 level.

The needle may fluctuate between 1/8 and empty and eventually turn the low fuel light on. The needle will return to proper level after a few seconds.

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ABS Light On, DTC C0040 – 2005-2008 Buick Chevrolet GMC Saab

#07-05-25-006: ABS LIGHT ON, DTC C0040 STORED (INSPECT/REPAIR WHEEL SPEED SENSOR HARNESS) (DEC 5, 2007)


Subject: ABS Light On, DTC C0040 Stored (Inspect/Repair Wheel Speed Sensor Harness)
Models: 2005–2007 Buick Rainier
2005–2008 Chevrolet TrailBlazer, TrailBlazer EXT
2005–2008 GMC Envoy, Envoy XL
2005–2008 Saab 9-7X
with 4.2 L Inline 6 Cylinder Engine (VIN S — RPO LL8)

Condition

Some customers may comment that the ABS light is illuminated.

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Engine Squealing Type Noise on Start-up or Vibration or Intermittent Loss of Accessory Drive – 2007-2011 Buick Chevrolet Pontiac Saturn

#08-06-01-006E: ENGINE SQUEALING TYPE NOISE ON START-UP OR VIBRATION OR INTERMITTENT LOSS OF ACCESSORY DRIVE (JUL 17, 2015)


Subject: Engine Squealing Type Noise on Start-up or Vibration or Intermittent Loss of Accessory Drive
Models: 2007 Buick Rendezvous
2007-2008 Buick Terraza
2007 Chevrolet Monte Carlo
2007-2009 Chevrolet Uplander
2007-2010 Chevrolet Malibu
2007-2011 Chevrolet Impala
2007-2009 Pontiac Montana SV6
2007-2010 Pontiac G6
2007-2008 Saturn Relay
2007-2009 Saturn AURA
2007-2010 Saturn VUE
Equipped with 3.5L or 3.9L Engine (VINs N, K, R, W, 1, 3, 8 – RPOs LZ4, LZE, LZ8, LGD, LZ9, LZG, LX9)

This Bulletin has been revised to update the Condition. Please discard Corporate Bulletin Number 08-06-01-006D.


Condition

Some customers may comment on a squealing type noise coming from the engine compartment on start-up. Others may comment about an engine vibration or intermittent loss of accessory drive.

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