Service bulletins for the 1998 GMC T-Series
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
70 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Brakes are shown. Show all
| 020523001A | 2002-10-09. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON SOME VEHICLE WITH FOUR-PISTON FIXED CALIPER REAR DISC BRAKES. *TT |
|---|---|
| 020523001 | 2002-03-25. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON F6-7 MEDIUM DUTY TILT CAB MODELS AND H6-7 CONVENTIONAL MEDIUM DUTY MODELS. *TT |
| 00076 | 2001-03-26. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. SOME VEHICLES EQUIPPED WITH BENDIX ABS AIR BRAKES HAVE A CONDITION IN WHICH THE VEHICLE MAY HAVE UNWANTED TEMPORARY ABS ACTIVATION AT LOW SPEEDS. *TT |
| 000522007 | 2000-12-05. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. SOME CUSTOMERS MAY COMMENT ON REDUCED BRAKE PAD / LINING LIFE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.