TSB: BUICK 9-7X, ALERO, ASCENDER, ASTRO, AURORA, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, B7, B7 MEDIUM DUTY, BLAZER, BONNEVILLE, BRAVADA, C SERIES, C SERIES C7 7500, CAMARO, CANYON, CATERA, CAVALIER, CENTURY, CLASSIC, COBALT, COLORADO, CONVENTIONAL, CORVETTE, CTS, DEVILLE, DTS, ELDORADO, ENVOY, ENVOY XL, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT 1500, EXPRESS, F-SERIES, FIREBIRD, G6, GENERAL MOTORS, GRAND AM, GRAND PRIX, GTO, H SERIES, H2, H3, HHR, HOMBRE, I-350, IMPALA, INTRIGUE, ION, JIMMY, JIMMY CLASSIC, L SERIES, L200, L300, LACROSSE, LESABRE, LUCERNE, LUMINA, LW200, LW300, MALIBU, METRO, MONTANA, MONTE CARLO, N SERIES, OPTRA, PARK AVENUE, PICKUP, PRIZM, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, RIVIERA, RODEO, S10, SAFARI, SAVANA, SEVILLE, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILHOUETTE, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SL, SOLSTICE, SONOMA, SRX, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAZA, TOPKICK, TORRENT, TRACKER, TRAILBLAZER, TRANS SPORT, TROOPER, UPLANDER, VENTURE, VIBE, VUE, W SERIES, W-SERIES, XLR, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2000–2013)

Bulletin PIC3718E — December 1, 2012

Bulletin Details

Bulletin IDPIC3718E
ManufacturerBUICK
Models9-7X, ALERO, ASCENDER, ASTRO, AURORA, AVALANCHE 1500, AVALANCHE 2500, AVEO, AZTEK, B7, B7 MEDIUM DUTY, BLAZER, BONNEVILLE, BRAVADA, C SERIES, C SERIES C7 7500, CAMARO, CANYON, CATERA, CAVALIER, CENTURY, CLASSIC, COBALT, COLORADO, CONVENTIONAL, CORVETTE, CTS, DEVILLE, DTS, ELDORADO, ENVOY, ENVOY XL, ENVOY XUV, EPICA, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT 1500, EXPRESS, F-SERIES, FIREBIRD, G6, GENERAL MOTORS, GRAND AM, GRAND PRIX, GTO, H SERIES, H2, H3, HHR, HOMBRE, I-350, IMPALA, INTRIGUE, ION, JIMMY, JIMMY CLASSIC, L SERIES, L200, L300, LACROSSE, LESABRE, LUCERNE, LUMINA, LW200, LW300, MALIBU, METRO, MONTANA, MONTE CARLO, N SERIES, OPTRA, PARK AVENUE, PICKUP, PRIZM, PURSUIT, RAINIER, REGAL, RELAY, RENDEZVOUS, RIVIERA, RODEO, S10, SAFARI, SAVANA, SEVILLE, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILHOUETTE, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SL, SOLSTICE, SONOMA, SRX, SSR, STS, SUBURBAN, SUNFIRE, T SERIES, TAHOE, TERRAZA, TOPKICK, TORRENT, TRACKER, TRAILBLAZER, TRANS SPORT, TROOPER, UPLANDER, VENTURE, VIBE, VUE, W SERIES, W-SERIES, XLR, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL
Model Years2000–2013
Date IssuedDecember 1, 2012
Date Added to NHTSAAugust 15, 2017
ComponentELECTRICAL SYSTEM
Vehicles Affected533 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

SUMMARY TO BE PROVIDED ON A FUTURE DATE.

Affected Vehicles

MakeModelYearComponent
CHEVROLET SILVERADO 1500 2013 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2013 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2013 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2011 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2011 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2011 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2010 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2010 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2010 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2009 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2009 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2009 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2008 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2008 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2008 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2007 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2007 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2007 110000 ELECTRICAL SYSTEM
SAAB 9-7X 2006 110000 ELECTRICAL SYSTEM
ISUZU ASCENDER 2006 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 1500 2006 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2500 2006 110000 ELECTRICAL SYSTEM
CHEVROLET AVEO 2006 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES C7 7500 2006 110000 ELECTRICAL SYSTEM
GMC CANYON 2006 110000 ELECTRICAL SYSTEM
CHEVROLET COBALT 2006 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2006 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2006 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2006 110000 ELECTRICAL SYSTEM
CADILLAC DTS 2006 110000 ELECTRICAL SYSTEM
GMC ENVOY 2006 110000 ELECTRICAL SYSTEM
GMC ENVOY XL 2006 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2006 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2006 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2006 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE EXT 1500 2006 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2006 110000 ELECTRICAL SYSTEM
ISUZU F-SERIES 2006 110000 ELECTRICAL SYSTEM
PONTIAC G6 2006 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2006 110000 ELECTRICAL SYSTEM
PONTIAC GTO 2006 110000 ELECTRICAL SYSTEM
ISUZU H SERIES 2006 110000 ELECTRICAL SYSTEM
HUMMER H2 2006 110000 ELECTRICAL SYSTEM
HUMMER H3 2006 110000 ELECTRICAL SYSTEM
CHEVROLET HHR 2006 110000 ELECTRICAL SYSTEM
ISUZU I-350 2006 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2006 110000 ELECTRICAL SYSTEM
SATURN ION 2006 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2006 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2006 110000 ELECTRICAL SYSTEM
BUICK LUCERNE 2006 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2006 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2006 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2006 110000 ELECTRICAL SYSTEM
CHEVROLET OPTRA 2006 110000 ELECTRICAL SYSTEM
PONTIAC PURSUIT 2006 110000 ELECTRICAL SYSTEM
BUICK RAINIER 2006 110000 ELECTRICAL SYSTEM
SATURN RELAY 2006 110000 ELECTRICAL SYSTEM
BUICK RENDEZVOUS 2006 110000 ELECTRICAL SYSTEM
GMC SAVANA 2006 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2006 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2006 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2006 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2006 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2006 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2006 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2006 110000 ELECTRICAL SYSTEM
PONTIAC SOLSTICE 2006 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2006 110000 ELECTRICAL SYSTEM
CHEVROLET SSR 2006 110000 ELECTRICAL SYSTEM
CADILLAC STS 2006 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2006 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2006 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2006 110000 ELECTRICAL SYSTEM
BUICK TERRAZA 2006 110000 ELECTRICAL SYSTEM
GMC TOPKICK 2006 110000 ELECTRICAL SYSTEM
PONTIAC TORRENT 2006 110000 ELECTRICAL SYSTEM
CHEVROLET TRAILBLAZER 2006 110000 ELECTRICAL SYSTEM
CHEVROLET UPLANDER 2006 110000 ELECTRICAL SYSTEM
PONTIAC VIBE 2006 110000 ELECTRICAL SYSTEM
SATURN VUE 2006 110000 ELECTRICAL SYSTEM
GMC W-SERIES 2006 110000 ELECTRICAL SYSTEM
CADILLAC XLR 2006 110000 ELECTRICAL SYSTEM
GMC YUKON 2006 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2006 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI XL 2006 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2006 110000 ELECTRICAL SYSTEM
SAAB 9-7X 2005 110000 ELECTRICAL SYSTEM
ISUZU ASCENDER 2005 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2005 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 1500 2005 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2500 2005 110000 ELECTRICAL SYSTEM
CHEVROLET AVEO 2005 110000 ELECTRICAL SYSTEM
PONTIAC AZTEK 2005 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2005 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2005 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES C7 7500 2005 110000 ELECTRICAL SYSTEM
GMC CANYON 2005 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2005 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2005 110000 ELECTRICAL SYSTEM
CHEVROLET CLASSIC 2005 110000 ELECTRICAL SYSTEM
CHEVROLET COBALT 2005 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2005 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2005 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2005 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2005 110000 ELECTRICAL SYSTEM
GMC ENVOY 2005 110000 ELECTRICAL SYSTEM
GMC ENVOY XUV 2005 110000 ELECTRICAL SYSTEM
CHEVROLET EPICA 2005 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2005 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2005 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2005 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE EXT 1500 2005 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2005 110000 ELECTRICAL SYSTEM
ISUZU F-SERIES 2005 110000 ELECTRICAL SYSTEM
PONTIAC G6 2005 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2005 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2005 110000 ELECTRICAL SYSTEM
PONTIAC GTO 2005 110000 ELECTRICAL SYSTEM
HUMMER H2 2005 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2005 110000 ELECTRICAL SYSTEM
SATURN ION 2005 110000 ELECTRICAL SYSTEM
GMC JIMMY CLASSIC 2005 110000 ELECTRICAL SYSTEM
SATURN L200 2005 110000 ELECTRICAL SYSTEM
SATURN L300 2005 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2005 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2005 110000 ELECTRICAL SYSTEM
SATURN LW200 2005 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2005 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2005 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2005 110000 ELECTRICAL SYSTEM
CHEVROLET OPTRA 2005 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2005 110000 ELECTRICAL SYSTEM
PONTIAC PURSUIT 2005 110000 ELECTRICAL SYSTEM
BUICK RAINIER 2005 110000 ELECTRICAL SYSTEM
BUICK REGAL 2005 110000 ELECTRICAL SYSTEM
SATURN RELAY 2005 110000 ELECTRICAL SYSTEM
BUICK RENDEZVOUS 2005 110000 ELECTRICAL SYSTEM
GMC SAFARI 2005 110000 ELECTRICAL SYSTEM
GMC SAVANA 2005 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2005 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2005 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2005 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2005 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2005 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2005 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2005 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2005 110000 ELECTRICAL SYSTEM
CHEVROLET SSR 2005 110000 ELECTRICAL SYSTEM
CADILLAC STS 2005 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2005 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2005 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2005 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2005 110000 ELECTRICAL SYSTEM
BUICK TERRAZA 2005 110000 ELECTRICAL SYSTEM
GMC TOPKICK 2005 110000 ELECTRICAL SYSTEM
CHEVROLET TRAILBLAZER 2005 110000 ELECTRICAL SYSTEM
CHEVROLET UPLANDER 2005 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2005 110000 ELECTRICAL SYSTEM
PONTIAC VIBE 2005 110000 ELECTRICAL SYSTEM
SATURN VUE 2005 110000 ELECTRICAL SYSTEM
GMC W-SERIES 2005 110000 ELECTRICAL SYSTEM
CADILLAC XLR 2005 110000 ELECTRICAL SYSTEM
GMC YUKON 2005 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2005 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI XL 2005 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2005 110000 ELECTRICAL SYSTEM
OLDSMOBILE ALERO 2004 110000 ELECTRICAL SYSTEM
ISUZU ASCENDER 2004 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2004 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 1500 2004 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2500 2004 110000 ELECTRICAL SYSTEM
CHEVROLET AVEO 2004 110000 ELECTRICAL SYSTEM
PONTIAC AZTEK 2004 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2004 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2004 110000 ELECTRICAL SYSTEM
OLDSMOBILE BRAVADA 2004 110000 ELECTRICAL SYSTEM
GMC C SERIES 2004 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES C7 7500 2004 110000 ELECTRICAL SYSTEM
GMC CANYON 2004 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2004 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2004 110000 ELECTRICAL SYSTEM
CHEVROLET CLASSIC 2004 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2004 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2004 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2004 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2004 110000 ELECTRICAL SYSTEM
GMC ENVOY 2004 110000 ELECTRICAL SYSTEM
GMC ENVOY XUV 2004 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2004 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2004 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE EXT 1500 2004 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2004 110000 ELECTRICAL SYSTEM
ISUZU F-SERIES 2004 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2004 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2004 110000 ELECTRICAL SYSTEM
PONTIAC GTO 2004 110000 ELECTRICAL SYSTEM
HUMMER H2 2004 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2004 110000 ELECTRICAL SYSTEM
SATURN ION 2004 110000 ELECTRICAL SYSTEM
GMC JIMMY 2004 110000 ELECTRICAL SYSTEM
SATURN L200 2004 110000 ELECTRICAL SYSTEM
SATURN L300 2004 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2004 110000 ELECTRICAL SYSTEM
SATURN LW200 2004 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2004 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2004 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2004 110000 ELECTRICAL SYSTEM
ISUZU N SERIES 2004 110000 ELECTRICAL SYSTEM
CHEVROLET OPTRA 2004 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2004 110000 ELECTRICAL SYSTEM
BUICK RAINIER 2004 110000 ELECTRICAL SYSTEM
BUICK REGAL 2004 110000 ELECTRICAL SYSTEM
BUICK RENDEZVOUS 2004 110000 ELECTRICAL SYSTEM
ISUZU RODEO 2004 110000 ELECTRICAL SYSTEM
CHEVROLET S10 2004 110000 ELECTRICAL SYSTEM
GMC SAFARI 2004 110000 ELECTRICAL SYSTEM
GMC SAVANA 2004 110000 ELECTRICAL SYSTEM
CADILLAC SEVILLE 2004 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2004 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2004 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2004 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2004 110000 ELECTRICAL SYSTEM
OLDSMOBILE SILHOUETTE 2004 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2004 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2004 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2004 110000 ELECTRICAL SYSTEM
GMC SONOMA 2004 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2004 110000 ELECTRICAL SYSTEM
CHEVROLET SSR 2004 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2004 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2004 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2004 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2004 110000 ELECTRICAL SYSTEM
GMC TOPKICK 2004 110000 ELECTRICAL SYSTEM
CHEVROLET TRACKER 2004 110000 ELECTRICAL SYSTEM
CHEVROLET TRAILBLAZER 2004 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2004 110000 ELECTRICAL SYSTEM
PONTIAC VIBE 2004 110000 ELECTRICAL SYSTEM
SATURN VUE 2004 110000 ELECTRICAL SYSTEM
CHEVROLET W-SERIES 2004 110000 ELECTRICAL SYSTEM
GMC W-SERIES 2004 110000 ELECTRICAL SYSTEM
CADILLAC XLR 2004 110000 ELECTRICAL SYSTEM
GMC YUKON 2004 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2004 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI XL 2004 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2004 110000 ELECTRICAL SYSTEM
OLDSMOBILE ALERO 2003 110000 ELECTRICAL SYSTEM
ISUZU ASCENDER 2003 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2003 110000 ELECTRICAL SYSTEM
OLDSMOBILE AURORA 2003 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 1500 2003 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2500 2003 110000 ELECTRICAL SYSTEM
PONTIAC AZTEK 2003 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2003 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2003 110000 ELECTRICAL SYSTEM
OLDSMOBILE BRAVADA 2003 110000 ELECTRICAL SYSTEM
GMC C SERIES 2003 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES C7 7500 2003 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2003 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2003 110000 ELECTRICAL SYSTEM
CHEVROLET CONVENTIONAL 2003 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2003 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2003 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2003 110000 ELECTRICAL SYSTEM
GMC ENVOY 2003 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2003 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2003 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE EXT 1500 2003 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2003 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2003 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2003 110000 ELECTRICAL SYSTEM
HUMMER H2 2003 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2003 110000 ELECTRICAL SYSTEM
SATURN ION 2003 110000 ELECTRICAL SYSTEM
GMC JIMMY 2003 110000 ELECTRICAL SYSTEM
SATURN L SERIES 2003 110000 ELECTRICAL SYSTEM
SATURN L200 2003 110000 ELECTRICAL SYSTEM
SATURN L300 2003 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2003 110000 ELECTRICAL SYSTEM
SATURN LW200 2003 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2003 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2003 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2003 110000 ELECTRICAL SYSTEM
ISUZU N SERIES 2003 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2003 110000 ELECTRICAL SYSTEM
BUICK REGAL 2003 110000 ELECTRICAL SYSTEM
BUICK RENDEZVOUS 2003 110000 ELECTRICAL SYSTEM
ISUZU RODEO 2003 110000 ELECTRICAL SYSTEM
CHEVROLET S10 2003 110000 ELECTRICAL SYSTEM
GMC SAFARI 2003 110000 ELECTRICAL SYSTEM
GMC SAVANA 2003 110000 ELECTRICAL SYSTEM
CADILLAC SEVILLE 2003 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2003 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2003 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2003 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2003 110000 ELECTRICAL SYSTEM
OLDSMOBILE SILHOUETTE 2003 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2003 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2003 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2003 110000 ELECTRICAL SYSTEM
GMC SONOMA 2003 110000 ELECTRICAL SYSTEM
CHEVROLET SSR 2003 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2003 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2003 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2003 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2003 110000 ELECTRICAL SYSTEM
GMC TOPKICK 2003 110000 ELECTRICAL SYSTEM
CHEVROLET TRACKER 2003 110000 ELECTRICAL SYSTEM
CHEVROLET TRAILBLAZER 2003 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2003 110000 ELECTRICAL SYSTEM
PONTIAC VIBE 2003 110000 ELECTRICAL SYSTEM
SATURN VUE 2003 110000 ELECTRICAL SYSTEM
CHEVROLET W-SERIES 2003 110000 ELECTRICAL SYSTEM
GMC W-SERIES 2003 110000 ELECTRICAL SYSTEM
GMC YUKON 2003 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2003 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2003 110000 ELECTRICAL SYSTEM
OLDSMOBILE ALERO 2002 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2002 110000 ELECTRICAL SYSTEM
OLDSMOBILE AURORA 2002 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 1500 2002 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2500 2002 110000 ELECTRICAL SYSTEM
PONTIAC AZTEK 2002 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2002 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2002 110000 ELECTRICAL SYSTEM
OLDSMOBILE BRAVADA 2002 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES 2002 110000 ELECTRICAL SYSTEM
GMC C SERIES 2002 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2002 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2002 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2002 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2002 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2002 110000 ELECTRICAL SYSTEM
CADILLAC ELDORADO 2002 110000 ELECTRICAL SYSTEM
GMC ENVOY 2002 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2002 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE EXT 1500 2002 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2002 110000 ELECTRICAL SYSTEM
PONTIAC FIREBIRD 2002 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2002 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2002 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2002 110000 ELECTRICAL SYSTEM
OLDSMOBILE INTRIGUE 2002 110000 ELECTRICAL SYSTEM
GMC JIMMY 2002 110000 ELECTRICAL SYSTEM
SATURN L SERIES 2002 110000 ELECTRICAL SYSTEM
SATURN L200 2002 110000 ELECTRICAL SYSTEM
SATURN L300 2002 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET LUMINA 2002 110000 ELECTRICAL SYSTEM
SATURN LW200 2002 110000 ELECTRICAL SYSTEM
SATURN LW300 2002 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2002 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2002 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2002 110000 ELECTRICAL SYSTEM
ISUZU N SERIES 2002 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET PRIZM 2002 110000 ELECTRICAL SYSTEM
BUICK REGAL 2002 110000 ELECTRICAL SYSTEM
BUICK RENDEZVOUS 2002 110000 ELECTRICAL SYSTEM
ISUZU RODEO 2002 110000 ELECTRICAL SYSTEM
CHEVROLET S10 2002 110000 ELECTRICAL SYSTEM
GMC SAFARI 2002 110000 ELECTRICAL SYSTEM
GMC SAVANA 2002 110000 ELECTRICAL SYSTEM
CADILLAC SEVILLE 2002 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2002 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2002 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2002 110000 ELECTRICAL SYSTEM
OLDSMOBILE SILHOUETTE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2002 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2002 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2002 110000 ELECTRICAL SYSTEM
SATURN SL 2002 110000 ELECTRICAL SYSTEM
GMC SONOMA 2002 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2002 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2002 110000 ELECTRICAL SYSTEM
GMC T SERIES 2002 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET TRACKER 2002 110000 ELECTRICAL SYSTEM
CHEVROLET TRAILBLAZER 2002 110000 ELECTRICAL SYSTEM
ISUZU TROOPER 2002 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2002 110000 ELECTRICAL SYSTEM
SATURN VUE 2002 110000 ELECTRICAL SYSTEM
CHEVROLET W-SERIES 2002 110000 ELECTRICAL SYSTEM
GMC W-SERIES 2002 110000 ELECTRICAL SYSTEM
GMC YUKON 2002 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2002 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2002 110000 ELECTRICAL SYSTEM
OLDSMOBILE ALERO 2001 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2001 110000 ELECTRICAL SYSTEM
OLDSMOBILE AURORA 2001 110000 ELECTRICAL SYSTEM
PONTIAC AZTEK 2001 110000 ELECTRICAL SYSTEM
CHEVROLET B7 2001 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2001 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2001 110000 ELECTRICAL SYSTEM
OLDSMOBILE BRAVADA 2001 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES 2001 110000 ELECTRICAL SYSTEM
GMC C SERIES 2001 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2001 110000 ELECTRICAL SYSTEM
CADILLAC CATERA 2001 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2001 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2001 110000 ELECTRICAL SYSTEM
CHEVROLET CONVENTIONAL 2001 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2001 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2001 110000 ELECTRICAL SYSTEM
CADILLAC ELDORADO 2001 110000 ELECTRICAL SYSTEM
GMC ENVOY 2001 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2001 110000 ELECTRICAL SYSTEM
PONTIAC FIREBIRD 2001 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2001 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2001 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2001 110000 ELECTRICAL SYSTEM
OLDSMOBILE INTRIGUE 2001 110000 ELECTRICAL SYSTEM
GMC JIMMY 2001 110000 ELECTRICAL SYSTEM
SATURN L SERIES 2001 110000 ELECTRICAL SYSTEM
SATURN L200 2001 110000 ELECTRICAL SYSTEM
SATURN L300 2001 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET LUMINA 2001 110000 ELECTRICAL SYSTEM
SATURN LW200 2001 110000 ELECTRICAL SYSTEM
SATURN LW300 2001 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2001 110000 ELECTRICAL SYSTEM
CHEVROLET METRO 2001 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2001 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2001 110000 ELECTRICAL SYSTEM
ISUZU N SERIES 2001 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET PRIZM 2001 110000 ELECTRICAL SYSTEM
BUICK REGAL 2001 110000 ELECTRICAL SYSTEM
ISUZU RODEO 2001 110000 ELECTRICAL SYSTEM
CHEVROLET S10 2001 110000 ELECTRICAL SYSTEM
GMC SAFARI 2001 110000 ELECTRICAL SYSTEM
GMC SAVANA 2001 110000 ELECTRICAL SYSTEM
CADILLAC SEVILLE 2001 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2001 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2001 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2001 110000 ELECTRICAL SYSTEM
OLDSMOBILE SILHOUETTE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2001 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2001 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2001 110000 ELECTRICAL SYSTEM
SATURN SL 2001 110000 ELECTRICAL SYSTEM
GMC SONOMA 2001 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2001 110000 ELECTRICAL SYSTEM
GMC SUBURBAN 2001 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2001 110000 ELECTRICAL SYSTEM
GMC T SERIES 2001 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET TRACKER 2001 110000 ELECTRICAL SYSTEM
PONTIAC TRANS SPORT 2001 110000 ELECTRICAL SYSTEM
CHEVROLET TRANS SPORT 2001 110000 ELECTRICAL SYSTEM
ISUZU TROOPER 2001 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2001 110000 ELECTRICAL SYSTEM
CHEVROLET W-SERIES 2001 110000 ELECTRICAL SYSTEM
GMC YUKON 2001 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2001 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2001 110000 ELECTRICAL SYSTEM
OLDSMOBILE ALERO 2000 110000 ELECTRICAL SYSTEM
CHEVROLET ASTRO 2000 110000 ELECTRICAL SYSTEM
OLDSMOBILE AURORA 2000 110000 ELECTRICAL SYSTEM
CHEVROLET B7 MEDIUM DUTY 2000 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2000 110000 ELECTRICAL SYSTEM
PONTIAC BONNEVILLE 2000 110000 ELECTRICAL SYSTEM
OLDSMOBILE BRAVADA 2000 110000 ELECTRICAL SYSTEM
CHEVROLET C SERIES 2000 110000 ELECTRICAL SYSTEM
GMC C SERIES 2000 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2000 110000 ELECTRICAL SYSTEM
CADILLAC CATERA 2000 110000 ELECTRICAL SYSTEM
CHEVROLET CAVALIER 2000 110000 ELECTRICAL SYSTEM
BUICK CENTURY 2000 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2000 110000 ELECTRICAL SYSTEM
CADILLAC DEVILLE 2000 110000 ELECTRICAL SYSTEM
CADILLAC ELDORADO 2000 110000 ELECTRICAL SYSTEM
GMC ENVOY 2000 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2000 110000 ELECTRICAL SYSTEM
PONTIAC FIREBIRD 2000 110000 ELECTRICAL SYSTEM
PONTIAC GRAND AM 2000 110000 ELECTRICAL SYSTEM
PONTIAC GRAND PRIX 2000 110000 ELECTRICAL SYSTEM
ISUZU HOMBRE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2000 110000 ELECTRICAL SYSTEM
OLDSMOBILE INTRIGUE 2000 110000 ELECTRICAL SYSTEM
GMC JIMMY 2000 110000 ELECTRICAL SYSTEM
SATURN L SERIES 2000 110000 ELECTRICAL SYSTEM
BUICK LESABRE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET LUMINA 2000 110000 ELECTRICAL SYSTEM
SATURN LW200 2000 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2000 110000 ELECTRICAL SYSTEM
CHEVROLET METRO 2000 110000 ELECTRICAL SYSTEM
PONTIAC MONTANA 2000 110000 ELECTRICAL SYSTEM
CHEVROLET MONTE CARLO 2000 110000 ELECTRICAL SYSTEM
ISUZU N SERIES 2000 110000 ELECTRICAL SYSTEM
BUICK PARK AVENUE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET PICKUP 2000 110000 ELECTRICAL SYSTEM
GMC PICKUP 2000 110000 ELECTRICAL SYSTEM
CHEVROLET PRIZM 2000 110000 ELECTRICAL SYSTEM
BUICK REGAL 2000 110000 ELECTRICAL SYSTEM
BUICK RIVIERA 2000 110000 ELECTRICAL SYSTEM
ISUZU RODEO 2000 110000 ELECTRICAL SYSTEM
CHEVROLET S10 2000 110000 ELECTRICAL SYSTEM
GMC SAFARI 2000 110000 ELECTRICAL SYSTEM
GMC SAVANA 2000 110000 ELECTRICAL SYSTEM
CADILLAC SEVILLE 2000 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2000 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2000 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2000 110000 ELECTRICAL SYSTEM
OLDSMOBILE SILHOUETTE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2000 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2000 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2000 110000 ELECTRICAL SYSTEM
SATURN SL 2000 110000 ELECTRICAL SYSTEM
GMC SONOMA 2000 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2000 110000 ELECTRICAL SYSTEM
GMC SUBURBAN 2000 110000 ELECTRICAL SYSTEM
PONTIAC SUNFIRE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET T SERIES 2000 110000 ELECTRICAL SYSTEM
GMC T SERIES 2000 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET TRACKER 2000 110000 ELECTRICAL SYSTEM
PONTIAC TRANS SPORT 2000 110000 ELECTRICAL SYSTEM
CHEVROLET TRANS SPORT 2000 110000 ELECTRICAL SYSTEM
ISUZU TROOPER 2000 110000 ELECTRICAL SYSTEM
CHEVROLET VENTURE 2000 110000 ELECTRICAL SYSTEM
CHEVROLET W SERIES 2000 110000 ELECTRICAL SYSTEM
GMC YUKON 2000 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2000 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2000 110000 ELECTRICAL SYSTEM
GMC GENERAL MOTORS 350000 EQUIPMENT

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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 (PIC3718E) 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.