TSB: CADILLAC AVALANCHE, ESCALADE, EXPRESS, H2, SAVANA, SIERRA, SILVERADO, SUBURBAN, TAHOE, YUKON (2003-2004)

Bulletin 00823A - January 1, 2004

Bulletin Details

Bulletin ID00823A
ManufacturerCADILLAC
ModelsAVALANCHE, ESCALADE, EXPRESS, H2, SAVANA, SIERRA, SILVERADO, SUBURBAN, TAHOE, YUKON
Model Years2003-2004
Date IssuedJanuary 1, 2004
Date Added to NHTSAJuly 19, 2004
ComponentSTEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
Vehicles Affected20 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

POWER STEERING FLUID LEAKING AT HYDRAULIC BRAKE BOOSTER. *TT

Affected Vehicles

MakeModelYearComponent
CHEVROLET AVALANCHE 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CADILLAC ESCALADE 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET EXPRESS 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
HUMMER H2 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC SAVANA 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC SIERRA 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET SILVERADO 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET SUBURBAN 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET TAHOE 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC YUKON 2004 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET AVALANCHE 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CADILLAC ESCALADE 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET EXPRESS 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
HUMMER H2 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC SAVANA 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC SIERRA 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET SILVERADO 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET SUBURBAN 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
CHEVROLET TAHOE 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
GMC YUKON 2003 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized CADILLAC dealer. Bring this bulletin ID (00823A) 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.