Buzz or Rattle Noise from Rear Liftgate While Driving Over Rough Surfaces/Bumps – 2005-2007 Buick Chevrolet Pontiac Saturn

#07-08-59-005: BUZZ OR RATTLE NOISE FROM REAR LIFTGATE WHILE DRIVING OVER ROUGH SURFACES/BUMPS (INSTALL FOAM BETWEEN REAR WIPER MOTOR AND LIFTGATE) (JUN 27, 2007)


Subject: Buzz or Rattle Noise from Rear Liftgate While Driving Over Rough Surfaces/Bumps (Install Foam Between Rear Wiper Motor and Liftgate)
Models: 2005–2007 Buick Terraza
2005–2007 Chevrolet Uplander
2005–2007 Pontiac Montana SV6
2005–2007 Saturn Relay
with Rear Window Wiper System (RPO C25)

Condition

Some customers may comment on a buzz or rattle noise coming from the rear of the vehicle or liftgate while driving over rough surfaces/bumps.

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Sunroof Switch Bezel Comes Loose From Headliner – 2005-2008 Chevrolet & Pontiac

#05-08-110-006B: SUNROOF SWITCH BEZEL COMES LOOSE FROM HEADLINER (REPLACE BEZEL AND RETAINER, IF NECESSARY) (DEC 17, 2007)


Subject: Sunroof Switch Bezel Comes Loose From Headliner (Replace Bezel and Retainer, If Necessary)
Models: 2005-2008 Chevrolet Cobalt
2005-2006 Pontiac Pursuit (Canada Only)
2007-2008 Pontiac G5

This bulletin is being revised to correct the models involved. Please discard Corporate Bulletin Number 05-08-110-006A (Section 08–Body and Accesories).


Condition

Some customers may comment that the sunroof switch bezel comes loose from the headliner.

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Automatic Dual Zone HVAC Battery Draw – 2002-2008 Buick Cadillac Chevrolet GMC Oldsmobile HUMMER Saab

#02-01-39-007B: AUTOMATIC DUAL ZONE HVAC BATTERY DRAW(NOV 5, 2007)


Subject: Automatic Dual Zone HVAC Battery Draw
Models: 2004–2007 Buick Rainier
2003–2008 Cadillac Escalade Models
2002–2008 Chevrolet TrailBlazer
2003–2008 Chevrolet Avalanche, Silverado, Suburban, Tahoe
2002–2008 GMC Envoy Models
2003–2008 GMC Sierra, Yukon Models
2002–2004 Oldsmobile Bravada
2003–2008 HUMMER H2, H3
2005–2008 Saab 9-7X

This bulletin is being revised to add models and model years. Please discard Corporate Bulletin Number 02-01-39-007A (Section 01 – HVAC).


When diagnosing battery draws on trucks equipped with the automatic dual zone HVAC controls (RPO CJ2), technicians should keep in mind that the control head does not completely “go to sleep” until after 150-250 minutes, or up to 4-¼ hours, from when the ignition key is turned OFF.

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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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