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Service bulletins for the 1996 GMC C6

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.

8 on file from NHTSA, as of 2026-10-19.

By type

By component

Bulletins, newest first
1300890092023-12-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
17-NA-0732023-03-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
0106030032001-10-25. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. SOME DRIVERS MAY COMMENT THAT THE GENERATOR UPPER MOUNTING BOLT IS BREAKING ON CERTAIN CONVENTIONAL MEDIUM DUTY MODELS. *TT
0108430022001-05-29. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. SOME CUSTOMERS MAY COMMENT THAT THE WINDSHIELD (W/S) WASHER RESERVOIR SHOWS AN UNEXPLAINED REDUCED FLUID LEVEL AFTER VEHICLE OPERATION. *TT
0005250042001-03-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT. SOME DRIVERS MAY COMMENT ABOUT THE ABS LAMP ILLUMINATING. AN ABS DIAGNOSTIC TROUBLE CODE 0281 - BRAKE SWITCH CIRCUIT MAY HAVE BEEN SET ON THOSE VEHICLES EQUIPPED WITH HYDRAULIC BRAKES. THE DIAGNOSTIC TROUBLE CODE WILL BE STORED IN MEMORY AND THE ABS WILL BE DISABLED. *TT
0007310012000-12-29. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. EXPERIENCING NOISY RELEASE BEARING, SLIPPING CLUTCH OR INOERATIVE CLUTCH. *TT
0008630012000-06-12. Service bulletin. STRUCTURE. SOME VEHICLES MAY EXPERIENCE ON THE CAB ASSIST STEP CRACKING AROUND THE MOUNTING BOLTS. *MJS
000863001A2000-06-01. Service bulletin. STRUCTURE. SOME OWNERS MAY COMMENT ON THE CAB ASSIST STEP CRACKING AROUND THE MOUNTING BOLTS. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.