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Service bulletins for the 1996 Chevrolet G-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.

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

By type

By component

By trouble code

Bulletins, newest first
9774L60E08A1997-08-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION 1-2 AND/OR 2-3 UPSHIFT SLIP/FLARE, NO 3RD OR 4TH GEAR, DTC P1870, LAUNCH SHUDDER (REVISE VCM WIRING). *TW
9674L60E04A1997-08-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FLUID LEAK FROM PUMP BODY (REPLACE BUSHING). *TW
9774L60E13A1997-08-14. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. CHUGGLE/SURGE ON TCC APPLY/NO DTC'S (REFLASH THE POWERTRAIN CONTROL MODULE (PCM)). *TW
6663091997-07-24. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. ENGINE HARD TO START (REPLACE FUEL PUMP PULSATOR). *TW
7634021997-07-24. Service bulletin. SUSPENSION:REAR. TRUCK SETS LOW IN REAR (INSTALL REAR SUSPENSION SPACER KIT). *TW
577126B1997-07-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FLUID LEAK FROM PUMP BODY (REPLACE BUSHING). *TW
577126R1997-06-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FLUID LEAK FROM PUMP BODY/REPLACE BUSHING. *TW
6771591997-06-27. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. CLUNK NOISE ON ACCELERATION AFTER A CLOSED THROTTLE COAST DOWN (NEW TCC CALIBRATION). *TW
6615111997-06-27. Service bulletin. STRUCTURE:BODY:DOOR. FRONT DOOR AND WINDSHIELD MOLDING WIND NOISE (ADJUST DOORS, SEAL DOOR OPENINGS AND SECURE WINDSHIELD). *TW
569603A1997-06-27. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. ELECTRICAL INTERFERENCE IN MOBILE (TWO-WAY) RADIO (REPROGRAM VCM-A). *TW

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