Service bulletins for the 2001 GMC B7
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.
72 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
| 050527001 | 2005-11-10. Service bulletin. SERVICE BRAKES, AIR. INFORMATION ON AIR BRAKE PARK BRAKE CHAMBER VENT HOLES TO AVOID WATER INTRUSION. *TT |
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| 020522005 | 2003-03-25. Service bulletin. SERVICE BRAKES, HYDRAULIC. RELEASE OF NEW REAR BRAKE PIPE SHIELDS. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.