TSB: BUICK AVALANCHE, BRAVADA, ENVOY, ENVOY XL, ENVOY XUV, ESCALADE, ESCALADE ESV, ESCALADE EXT, RAINIER, SIERRA CLASSIC, SILVERADO CLASSIC, SUBURBAN, TAHOE, TRAILBLAZER, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL, YUKON XL 1500, YUKON XL 2500, YUKON XL DENALI (2003–2009)

Bulletin PIT-5141 — April 1, 2012

Bulletin Details

Bulletin IDPIT-5141
ManufacturerBUICK
ModelsAVALANCHE, BRAVADA, ENVOY, ENVOY XL, ENVOY XUV, ESCALADE, ESCALADE ESV, ESCALADE EXT, RAINIER, SIERRA CLASSIC, SILVERADO CLASSIC, SUBURBAN, TAHOE, TRAILBLAZER, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL, YUKON XL 1500, YUKON XL 2500, YUKON XL DENALI
Model Years2003–2009
Date IssuedApril 1, 2012
Date Added to NHTSAApril 9, 2012
ComponentEQUIPMENT:APPLIANCE:AIR CONDITIONER
Vehicles Affected85 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE: IF BLOWER MOTOR IS SET TO ANY SPEED POSITION AND WHEN KEY IS OFF, IT BECOMES INOPERATIVE AND MAY STILL BE INOPERATIVE AFTER KEY IS TURNED ON. *PE UPDATED ON 5/1/12. *JS

Affected Vehicles

MakeModelYearComponent
GMC ENVOY 2009 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2009 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2008 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2008 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2007 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
BUICK RAINIER 2007 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC SIERRA CLASSIC 2007 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SILVERADO CLASSIC 2007 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2007 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET AVALANCHE 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XL 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE ESV 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE EXT 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
BUICK RAINIER 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC SIERRA CLASSIC 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SILVERADO CLASSIC 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SUBURBAN 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TAHOE 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI XL 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 1500 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2500 2006 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET AVALANCHE 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XUV 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE ESV 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE EXT 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
BUICK RAINIER 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC SIERRA CLASSIC 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SILVERADO CLASSIC 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SUBURBAN 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TAHOE 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI XL 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 1500 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2500 2005 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET AVALANCHE 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
OLDSMOBILE BRAVADA 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XL 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XUV 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE ESV 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE EXT 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
BUICK RAINIER 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC SIERRA CLASSIC 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SILVERADO CLASSIC 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SUBURBAN 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TAHOE 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI XL 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 1500 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2500 2004 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET AVALANCHE 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
OLDSMOBILE BRAVADA 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XL 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC ENVOY XUV 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE ESV 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CADILLAC ESCALADE EXT 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC SIERRA CLASSIC 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SILVERADO CLASSIC 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET SUBURBAN 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TAHOE 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
CHEVROLET TRAILBLAZER 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON DENALI XL 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 1500 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL 2500 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
GMC YUKON XL DENALI 2003 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized BUICK dealer. Bring this bulletin ID (PIT-5141) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.