TSB: BUICK ALLURE, AVALANCHE 1500, AZTEK, BONNEVILLE, BRAVADA, CANYON, CENTURY, COLORADO, CTS, DEVILLE, DTS, ENVOY, EQUINOX, ESCALADE, EXPRESS, H2, H3, IMPALA, ION, L200, L300, LACROSSE, LESABRE, LW200, MONTANA, MONTE CARLO, RAINIER, REGAL, RELAY, RENDEZVOUS, SAVANA, SEVILLE, SIERRA 1500, SILHOUETTE, SILVERADO 1500, SRX, STS, SUBURBAN, SUNFIRE, TAHOE, TERRAZA, UPLANDER, VENTURE, YUKON (2000–2012)

Bulletin PIT-5485-B — April 27, 2016

Bulletin Details

Bulletin IDPIT-5485-B
ManufacturerBUICK
ModelsALLURE, AVALANCHE 1500, AZTEK, BONNEVILLE, BRAVADA, CANYON, CENTURY, COLORADO, CTS, DEVILLE, DTS, ENVOY, EQUINOX, ESCALADE, EXPRESS, H2, H3, IMPALA, ION, L200, L300, LACROSSE, LESABRE, LW200, MONTANA, MONTE CARLO, RAINIER, REGAL, RELAY, RENDEZVOUS, SAVANA, SEVILLE, SIERRA 1500, SILHOUETTE, SILVERADO 1500, SRX, STS, SUBURBAN, SUNFIRE, TAHOE, TERRAZA, UPLANDER, VENTURE, YUKON
Model Years2000–2012
Date IssuedApril 27, 2016
Date Added to NHTSAAugust 17, 2016
ComponentEQUIPMENT
Vehicles Affected362 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

THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.

Affected Vehicles

MakeModelYearComponent
GMC CANYON 2012 350000 EQUIPMENT
GMC CANYON 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2012 350000 EQUIPMENT
CHEVROLET COLORADO 2012 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2011 350000 EQUIPMENT
GMC CANYON 2011 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2011 350000 EQUIPMENT
CHEVROLET COLORADO 2011 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2010 350000 EQUIPMENT
GMC CANYON 2010 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2010 350000 EQUIPMENT
CHEVROLET COLORADO 2010 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2010 350000 EQUIPMENT
HUMMER H3 2010 353000 EQUIPMENT:ELECTRICAL
BUICK ALLURE 2009 350000 EQUIPMENT
BUICK ALLURE 2009 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2009 350000 EQUIPMENT
GMC CANYON 2009 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2009 350000 EQUIPMENT
CHEVROLET COLORADO 2009 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2009 350000 EQUIPMENT
GMC ENVOY 2009 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2009 350000 EQUIPMENT
HUMMER H3 2009 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2009 350000 EQUIPMENT
BUICK LACROSSE 2009 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2009 350000 EQUIPMENT
PONTIAC MONTANA 2009 353000 EQUIPMENT:ELECTRICAL
CHEVROLET UPLANDER 2009 350000 EQUIPMENT
CHEVROLET UPLANDER 2009 353000 EQUIPMENT:ELECTRICAL
BUICK ALLURE 2008 350000 EQUIPMENT
BUICK ALLURE 2008 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2008 350000 EQUIPMENT
GMC CANYON 2008 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2008 350000 EQUIPMENT
CHEVROLET COLORADO 2008 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2008 350000 EQUIPMENT
GMC ENVOY 2008 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2008 350000 EQUIPMENT
HUMMER H3 2008 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2008 350000 EQUIPMENT
BUICK LACROSSE 2008 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2008 350000 EQUIPMENT
PONTIAC MONTANA 2008 353000 EQUIPMENT:ELECTRICAL
CHEVROLET UPLANDER 2008 350000 EQUIPMENT
CHEVROLET UPLANDER 2008 353000 EQUIPMENT:ELECTRICAL
BUICK ALLURE 2007 350000 EQUIPMENT
BUICK ALLURE 2007 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2007 350000 EQUIPMENT
GMC CANYON 2007 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2007 350000 EQUIPMENT
CHEVROLET COLORADO 2007 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2007 350000 EQUIPMENT
CADILLAC CTS 2007 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2007 350000 EQUIPMENT
GMC ENVOY 2007 353000 EQUIPMENT:ELECTRICAL
HUMMER H2 2007 350000 EQUIPMENT
HUMMER H2 2007 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2007 350000 EQUIPMENT
HUMMER H3 2007 353000 EQUIPMENT:ELECTRICAL
SATURN ION 2007 350000 EQUIPMENT
SATURN ION 2007 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2007 350000 EQUIPMENT
BUICK LACROSSE 2007 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2007 350000 EQUIPMENT
PONTIAC MONTANA 2007 353000 EQUIPMENT:ELECTRICAL
BUICK RAINIER 2007 350000 EQUIPMENT
BUICK RAINIER 2007 353000 EQUIPMENT:ELECTRICAL
SATURN RELAY 2007 350000 EQUIPMENT
SATURN RELAY 2007 353000 EQUIPMENT:ELECTRICAL
BUICK RENDEZVOUS 2007 350000 EQUIPMENT
BUICK RENDEZVOUS 2007 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2007 350000 EQUIPMENT
GMC SIERRA 1500 2007 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2007 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2007 353000 EQUIPMENT:ELECTRICAL
CADILLAC STS 2007 350000 EQUIPMENT
CADILLAC STS 2007 353000 EQUIPMENT:ELECTRICAL
BUICK TERRAZA 2007 350000 EQUIPMENT
BUICK TERRAZA 2007 353000 EQUIPMENT:ELECTRICAL
CHEVROLET UPLANDER 2007 350000 EQUIPMENT
CHEVROLET UPLANDER 2007 353000 EQUIPMENT:ELECTRICAL
BUICK ALLURE 2006 350000 EQUIPMENT
BUICK ALLURE 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET AVALANCHE 1500 2006 350000 EQUIPMENT
CHEVROLET AVALANCHE 1500 2006 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2006 350000 EQUIPMENT
GMC CANYON 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2006 350000 EQUIPMENT
CHEVROLET COLORADO 2006 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2006 350000 EQUIPMENT
CADILLAC CTS 2006 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2006 350000 EQUIPMENT
GMC ENVOY 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EQUINOX 2006 350000 EQUIPMENT
CHEVROLET EQUINOX 2006 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE 2006 350000 EQUIPMENT
CADILLAC ESCALADE 2006 353000 EQUIPMENT:ELECTRICAL
HUMMER H2 2006 350000 EQUIPMENT
HUMMER H2 2006 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2006 350000 EQUIPMENT
HUMMER H3 2006 353000 EQUIPMENT:ELECTRICAL
SATURN ION 2006 350000 EQUIPMENT
SATURN ION 2006 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2006 350000 EQUIPMENT
BUICK LACROSSE 2006 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2006 350000 EQUIPMENT
PONTIAC MONTANA 2006 353000 EQUIPMENT:ELECTRICAL
BUICK RAINIER 2006 350000 EQUIPMENT
BUICK RAINIER 2006 353000 EQUIPMENT:ELECTRICAL
SATURN RELAY 2006 350000 EQUIPMENT
SATURN RELAY 2006 353000 EQUIPMENT:ELECTRICAL
BUICK RENDEZVOUS 2006 350000 EQUIPMENT
BUICK RENDEZVOUS 2006 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2006 350000 EQUIPMENT
GMC SIERRA 1500 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2006 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2006 353000 EQUIPMENT:ELECTRICAL
CADILLAC SRX 2006 350000 EQUIPMENT
CADILLAC SRX 2006 353000 EQUIPMENT:ELECTRICAL
CADILLAC STS 2006 350000 EQUIPMENT
CADILLAC STS 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2006 350000 EQUIPMENT
CHEVROLET SUBURBAN 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2006 350000 EQUIPMENT
CHEVROLET TAHOE 2006 353000 EQUIPMENT:ELECTRICAL
BUICK TERRAZA 2006 350000 EQUIPMENT
BUICK TERRAZA 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET UPLANDER 2006 350000 EQUIPMENT
CHEVROLET UPLANDER 2006 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2006 350000 EQUIPMENT
GMC YUKON 2006 353000 EQUIPMENT:ELECTRICAL
CHEVROLET AVALANCHE 1500 2005 350000 EQUIPMENT
CHEVROLET AVALANCHE 1500 2005 353000 EQUIPMENT:ELECTRICAL
PONTIAC AZTEK 2005 350000 EQUIPMENT
PONTIAC AZTEK 2005 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2005 350000 EQUIPMENT
PONTIAC BONNEVILLE 2005 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2005 350000 EQUIPMENT
GMC CANYON 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2005 350000 EQUIPMENT
CHEVROLET COLORADO 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2005 350000 EQUIPMENT
CADILLAC CTS 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC DEVILLE 2005 350000 EQUIPMENT
CADILLAC DEVILLE 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC DTS 2005 350000 EQUIPMENT
CADILLAC DTS 2005 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2005 350000 EQUIPMENT
GMC ENVOY 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EQUINOX 2005 350000 EQUIPMENT
CHEVROLET EQUINOX 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE 2005 350000 EQUIPMENT
CADILLAC ESCALADE 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EXPRESS 2005 350000 EQUIPMENT
CHEVROLET EXPRESS 2005 353000 EQUIPMENT:ELECTRICAL
HUMMER H2 2005 350000 EQUIPMENT
HUMMER H2 2005 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2005 350000 EQUIPMENT
HUMMER H3 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET IMPALA 2005 350000 EQUIPMENT
CHEVROLET IMPALA 2005 353000 EQUIPMENT:ELECTRICAL
SATURN ION 2005 350000 EQUIPMENT
SATURN ION 2005 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2005 350000 EQUIPMENT
BUICK LACROSSE 2005 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2005 350000 EQUIPMENT
BUICK LESABRE 2005 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2005 350000 EQUIPMENT
PONTIAC MONTANA 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET MONTE CARLO 2005 350000 EQUIPMENT
CHEVROLET MONTE CARLO 2005 353000 EQUIPMENT:ELECTRICAL
BUICK RAINIER 2005 350000 EQUIPMENT
BUICK RAINIER 2005 353000 EQUIPMENT:ELECTRICAL
SATURN RELAY 2005 350000 EQUIPMENT
SATURN RELAY 2005 353000 EQUIPMENT:ELECTRICAL
BUICK RENDEZVOUS 2005 350000 EQUIPMENT
BUICK RENDEZVOUS 2005 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 2005 350000 EQUIPMENT
GMC SAVANA 2005 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2005 350000 EQUIPMENT
GMC SIERRA 1500 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2005 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC SRX 2005 350000 EQUIPMENT
CADILLAC SRX 2005 353000 EQUIPMENT:ELECTRICAL
CADILLAC STS 2005 350000 EQUIPMENT
CADILLAC STS 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2005 350000 EQUIPMENT
CHEVROLET SUBURBAN 2005 353000 EQUIPMENT:ELECTRICAL
PONTIAC SUNFIRE 2005 350000 EQUIPMENT
PONTIAC SUNFIRE 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2005 350000 EQUIPMENT
CHEVROLET TAHOE 2005 353000 EQUIPMENT:ELECTRICAL
BUICK TERRAZA 2005 350000 EQUIPMENT
BUICK TERRAZA 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET VENTURE 2005 350000 EQUIPMENT
CHEVROLET VENTURE 2005 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2005 350000 EQUIPMENT
GMC YUKON 2005 353000 EQUIPMENT:ELECTRICAL
CHEVROLET AVALANCHE 1500 2004 350000 EQUIPMENT
CHEVROLET AVALANCHE 1500 2004 353000 EQUIPMENT:ELECTRICAL
PONTIAC AZTEK 2004 350000 EQUIPMENT
PONTIAC AZTEK 2004 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2004 350000 EQUIPMENT
PONTIAC BONNEVILLE 2004 353000 EQUIPMENT:ELECTRICAL
OLDSMOBILE BRAVADA 2004 350000 EQUIPMENT
OLDSMOBILE BRAVADA 2004 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2004 350000 EQUIPMENT
GMC CANYON 2004 353000 EQUIPMENT:ELECTRICAL
BUICK CENTURY 2004 350000 EQUIPMENT
BUICK CENTURY 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2004 350000 EQUIPMENT
CHEVROLET COLORADO 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2004 350000 EQUIPMENT
CADILLAC CTS 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC DEVILLE 2004 350000 EQUIPMENT
CADILLAC DEVILLE 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC DTS 2004 350000 EQUIPMENT
CADILLAC DTS 2004 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2004 350000 EQUIPMENT
GMC ENVOY 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE 2004 350000 EQUIPMENT
CADILLAC ESCALADE 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EXPRESS 2004 350000 EQUIPMENT
CHEVROLET EXPRESS 2004 353000 EQUIPMENT:ELECTRICAL
HUMMER H2 2004 350000 EQUIPMENT
HUMMER H2 2004 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2004 350000 EQUIPMENT
HUMMER H3 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET IMPALA 2004 350000 EQUIPMENT
CHEVROLET IMPALA 2004 353000 EQUIPMENT:ELECTRICAL
SATURN ION 2004 350000 EQUIPMENT
SATURN ION 2004 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2004 350000 EQUIPMENT
BUICK LESABRE 2004 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2004 350000 EQUIPMENT
PONTIAC MONTANA 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET MONTE CARLO 2004 350000 EQUIPMENT
CHEVROLET MONTE CARLO 2004 353000 EQUIPMENT:ELECTRICAL
BUICK RAINIER 2004 350000 EQUIPMENT
BUICK RAINIER 2004 353000 EQUIPMENT:ELECTRICAL
BUICK REGAL 2004 350000 EQUIPMENT
BUICK REGAL 2004 353000 EQUIPMENT:ELECTRICAL
BUICK RENDEZVOUS 2004 350000 EQUIPMENT
BUICK RENDEZVOUS 2004 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 2004 350000 EQUIPMENT
GMC SAVANA 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC SEVILLE 2004 350000 EQUIPMENT
CADILLAC SEVILLE 2004 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2004 350000 EQUIPMENT
GMC SIERRA 1500 2004 353000 EQUIPMENT:ELECTRICAL
OLDSMOBILE SILHOUETTE 2004 350000 EQUIPMENT
OLDSMOBILE SILHOUETTE 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2004 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC SRX 2004 350000 EQUIPMENT
CADILLAC SRX 2004 353000 EQUIPMENT:ELECTRICAL
CADILLAC STS 2004 350000 EQUIPMENT
CADILLAC STS 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2004 350000 EQUIPMENT
CHEVROLET SUBURBAN 2004 353000 EQUIPMENT:ELECTRICAL
PONTIAC SUNFIRE 2004 350000 EQUIPMENT
PONTIAC SUNFIRE 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2004 350000 EQUIPMENT
CHEVROLET TAHOE 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET VENTURE 2004 350000 EQUIPMENT
CHEVROLET VENTURE 2004 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2004 350000 EQUIPMENT
GMC YUKON 2004 353000 EQUIPMENT:ELECTRICAL
CHEVROLET AVALANCHE 1500 2003 350000 EQUIPMENT
CHEVROLET AVALANCHE 1500 2003 353000 EQUIPMENT:ELECTRICAL
PONTIAC AZTEK 2003 350000 EQUIPMENT
PONTIAC AZTEK 2003 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2003 350000 EQUIPMENT
PONTIAC BONNEVILLE 2003 353000 EQUIPMENT:ELECTRICAL
OLDSMOBILE BRAVADA 2003 350000 EQUIPMENT
OLDSMOBILE BRAVADA 2003 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2003 350000 EQUIPMENT
CADILLAC CTS 2003 353000 EQUIPMENT:ELECTRICAL
CADILLAC DEVILLE 2003 350000 EQUIPMENT
CADILLAC DEVILLE 2003 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2003 350000 EQUIPMENT
GMC ENVOY 2003 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE 2003 350000 EQUIPMENT
CADILLAC ESCALADE 2003 353000 EQUIPMENT:ELECTRICAL
HUMMER H2 2003 350000 EQUIPMENT
HUMMER H2 2003 353000 EQUIPMENT:ELECTRICAL
HUMMER H3 2003 350000 EQUIPMENT
HUMMER H3 2003 353000 EQUIPMENT:ELECTRICAL
CHEVROLET IMPALA 2003 350000 EQUIPMENT
CHEVROLET IMPALA 2003 353000 EQUIPMENT:ELECTRICAL
SATURN L200 2003 350000 EQUIPMENT
SATURN L200 2003 353000 EQUIPMENT:ELECTRICAL
SATURN L300 2003 350000 EQUIPMENT
SATURN L300 2003 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2003 350000 EQUIPMENT
BUICK LESABRE 2003 353000 EQUIPMENT:ELECTRICAL
SATURN LW200 2003 350000 EQUIPMENT
SATURN LW200 2003 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2003 350000 EQUIPMENT
PONTIAC MONTANA 2003 353000 EQUIPMENT:ELECTRICAL
CHEVROLET MONTE CARLO 2003 350000 EQUIPMENT
CHEVROLET MONTE CARLO 2003 353000 EQUIPMENT:ELECTRICAL
BUICK RENDEZVOUS 2003 350000 EQUIPMENT
BUICK RENDEZVOUS 2003 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 2003 350000 EQUIPMENT
GMC SAVANA 2003 353000 EQUIPMENT:ELECTRICAL
CADILLAC SEVILLE 2003 350000 EQUIPMENT
CADILLAC SEVILLE 2003 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2003 350000 EQUIPMENT
GMC SIERRA 1500 2003 353000 EQUIPMENT:ELECTRICAL
OLDSMOBILE SILHOUETTE 2003 350000 EQUIPMENT
OLDSMOBILE SILHOUETTE 2003 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2003 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2003 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2003 350000 EQUIPMENT
CHEVROLET SUBURBAN 2003 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2003 350000 EQUIPMENT
CHEVROLET TAHOE 2003 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2003 350000 EQUIPMENT
GMC YUKON 2003 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2002 350000 EQUIPMENT
PONTIAC BONNEVILLE 2002 353000 EQUIPMENT:ELECTRICAL
OLDSMOBILE BRAVADA 2002 350000 EQUIPMENT
OLDSMOBILE BRAVADA 2002 353000 EQUIPMENT:ELECTRICAL
CADILLAC DEVILLE 2002 350000 EQUIPMENT
CADILLAC DEVILLE 2002 353000 EQUIPMENT:ELECTRICAL
GMC ENVOY 2002 350000 EQUIPMENT
GMC ENVOY 2002 353000 EQUIPMENT:ELECTRICAL
CHEVROLET IMPALA 2002 350000 EQUIPMENT
CHEVROLET IMPALA 2002 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2002 350000 EQUIPMENT
BUICK LESABRE 2002 353000 EQUIPMENT:ELECTRICAL
SATURN LW200 2002 350000 EQUIPMENT
SATURN LW200 2002 353000 EQUIPMENT:ELECTRICAL
PONTIAC MONTANA 2002 350000 EQUIPMENT
PONTIAC MONTANA 2002 353000 EQUIPMENT:ELECTRICAL
CHEVROLET MONTE CARLO 2002 350000 EQUIPMENT
CHEVROLET MONTE CARLO 2002 353000 EQUIPMENT:ELECTRICAL
CADILLAC SEVILLE 2002 350000 EQUIPMENT
CADILLAC SEVILLE 2002 353000 EQUIPMENT:ELECTRICAL
CHEVROLET VENTURE 2002 350000 EQUIPMENT
CHEVROLET VENTURE 2002 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2001 350000 EQUIPMENT
PONTIAC BONNEVILLE 2001 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2001 350000 EQUIPMENT
BUICK LESABRE 2001 353000 EQUIPMENT:ELECTRICAL
PONTIAC BONNEVILLE 2000 350000 EQUIPMENT
PONTIAC BONNEVILLE 2000 353000 EQUIPMENT:ELECTRICAL
BUICK LESABRE 2000 350000 EQUIPMENT
BUICK LESABRE 2000 353000 EQUIPMENT:ELECTRICAL

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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-5485-B) 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.