TSB: BUICK ASTRO, AVALANCHE, BLAZER, BRAVADA, CAMARO, CANYON, COLORADO, CORVETTE, ENVOY, ENVOY XUV, ESCALADE, EXPRESS, FIREBIRD, H2, JIMMY, RAINIER, S10, SAFARI, SAVANA, SIERRA, SIERRA DENALI, SILVERADO, SONOMA, SSR, SUBURBAN, TAHOE, TRAILBLAZER, YUKON, YUKON DENALI (1999-2006)

Bulletin 010730038B - October 1, 2005

Bulletin Details

Bulletin ID010730038B
ManufacturerBUICK
ModelsASTRO, AVALANCHE, BLAZER, BRAVADA, CAMARO, CANYON, COLORADO, CORVETTE, ENVOY, ENVOY XUV, ESCALADE, EXPRESS, FIREBIRD, H2, JIMMY, RAINIER, S10, SAFARI, SAVANA, SIERRA, SIERRA DENALI, SILVERADO, SONOMA, SSR, SUBURBAN, TAHOE, TRAILBLAZER, YUKON, YUKON DENALI
Model Years1999-2006
Date IssuedOctober 1, 2005
Date Added to NHTSAFebruary 9, 2004
ComponentPOWER TRAIN:AUTOMATIC TRANSMISSION
Vehicles Affected120 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

THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *TT

Affected Vehicles

MakeModelYearComponent
HUMMER H2 2006 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET AVALANCHE 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC CANYON 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET COLORADO 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC ENVOY 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC ENVOY XUV 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CADILLAC ESCALADE 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
HUMMER H2 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
BUICK RAINIER 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA DENALI 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SSR 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TRAILBLAZER 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON DENALI 2004 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET AVALANCHE 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC ENVOY 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CADILLAC ESCALADE 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
HUMMER H2 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SONOMA 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SSR 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TRAILBLAZER 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON DENALI 2003 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CAMARO 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CADILLAC ESCALADE 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
PONTIAC FIREBIRD 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SONOMA 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 2002 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CAMARO 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
PONTIAC FIREBIRD 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SONOMA 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 2001 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CAMARO 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CADILLAC ESCALADE 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
PONTIAC FIREBIRD 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SONOMA 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 2000 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET ASTRO 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET BLAZER 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
OLDSMOBILE BRAVADA 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CAMARO 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET CORVETTE 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CADILLAC ESCALADE 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET EXPRESS 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
PONTIAC FIREBIRD 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC JIMMY 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET S10 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAFARI 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SAVANA 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC SIERRA 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SILVERADO 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SONOMA 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET SUBURBAN 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
CHEVROLET TAHOE 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
GMC YUKON 1999 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

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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 (010730038B) 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.