1996 GMC G Series

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 10246631Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
• 10232287This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10001298Rough idle after start, and/or a service engine soon (ses) light. Various models including the 1995 chevrolet and GMC s/t models.
• 6092348Failure of the electronic diesel fuel injection pump, leading to complaints of poor performance or fuel economy, hard / no starts, hesitation, illumination of the service engine soon light.
• 6091427Some customers may comment on hard, no, or slow start, backfire or kickback during crank / start, grinding or unusual noises during crank, diagnostic trouble code p0338.
• 6089206Special policy adjustment covering the sequential central port fuel injector (scpi) failure condition.
• 6088631Service manual update on seats- rear body side panel brace.
• 635817A failure of the electronic diesel fuel injection pump, leaking to complaints of poor performance or fuel economy, hard / no starts, hesitation, as well as illumination of the service engine soon light.
• 629423Some customers may experience a failure of the electronic diesel fuel injection pump.
• 628938Information used when diagnosing noise conditions such as engine rattle noise, spark knock at 2000 - 2500 rpm range, under a moderate to heavy load with a warmed up engine.
• 628925Some owners may experience a service engine soon light, misfire, rough idle orhard start due to a deposit build-up on the sequential central port fuel inujector (scpi) poppet valve(s).
• 628910Special policy adjustment for vehicles experiencing a failure of the electronic diesel fuel injection pump, leading to complaints of poor performance of fuel economy, hard/ no starts, hesitation, as well as illumination of the service engine soon light.
• 628905Some customers may comment on rough idle after start up, especially after setting overnight.
• 622930Some owners with vehicles built before january 15,1999 may comment on a harsh 1-2 upshift and may also have a check engine light.
• 619742This technical service bulletin states that technicians may experience difficulty in removing the connectors from the park / neutral position switch, usually when trying to remove the switch during transmission service.
• 619204Special policy adjustment for vehicles experiencing a failure of the electronic diesel fuel injection pump leading to complaints of poor performance or fuel economy, hard / no starts, hesitation, as well as illumination of the service engine soon light.
• 619170Some vehicles may experience a failure of the electronic diesel fuel injection pump, leading to complaints of poor performance or fuel economy, hard / no starts, hesitation, as well as illumination of the service engine soon light.
• 619065Deductible reimbursement clarification and vin breakpoint correction to 00064 - special policy adjustment - electronic diesel-fuel injection pump failure - repair / replace.
• 619002Some vehicles may experience a service engine soon light, misfire, rough idle or hard start due to a deposit build-up on the sequential central port fuel injector (scpi) poppet valve(s).
• 618141A no reverse, no second gear, or no fourth gear condition. Updated
• 617636Some owners of 1996 - 1999 s/t, M/L, c/k, g, p and W4 trucks may experience a service engine soon light, misfire, rough idle or hard start due to a deposit build-up on the sequential central port fuel injector (scpi) poppet valve(s).
• 617575Some owners of 1996 - 1998 model year s/t, M/L, c/k, g, p and W4 trucks, that are registered in california, equipped with 4.3L, 5.0L or 5.7L engine, and california emissions, may experience a service engine soon light, misfire, rough idle or hard start due to a deposit build-up on the sequential central port fuel injector (scpi) poppet valve(s).
• 616390Service engine soon light, misfire, rough idle, or hard start due to a deposit build-up on the sequential central port fuel injector (scpi) poppet valve(s). The deposit build-up may cause injector poppets to stick closed.
• 613602Some owners may experience a service engine soon light, misfire, rough idle or hard start. **Mr
• 612133Some vehicles may experience a service engine soon light, misfire, rough idle or hard start due to a deposit build up on the sequential central port fuel injector (scpi) poppet valve(s).
• 609762Some vehicles that are registered in california, equipped with a 4.3L, 5.0L or 5.7L engine and california emissions, may experience a service engine soon light, misfire, rough idle or hard start.
• 609709Subject regarding a hard, no start or excessive gray or white smoke condition on start up after recent glow plug replacement.
• 609696Some customers may comment on rough idle after start up, and / or a service engine soon (ses) light illuminated.
• 609676Fuel solenoid driver located on the side of the fuel injection pump failed, causing vehicle to no start or stall.
• 609641Park/neutral position switch connector cannot be removed. Yd
• 609582Rough idle after start, when vehicle has sat overnight and poppets sticking.
• 609579Oil weep or leak at gasket between upper and lower intake manifold. Yd
• 605961Customer may comment on engine knocking noise.
• 603822Concerns regarding the rear cargo door does not stay open.
• 602987Concerns about a loose side swing out window or wondow becoming detached from the channel.
• 602824Comments of an extended engine cranking time during a hot restart in high ambient temperatures of 38 c (100 f).
• 602774Vehicles leading or pulling to either side while applying the brakes, and premature front brake wear, especially vehicles that have been used to tow a heavy load.
• 601901Subject on accessory drive belt noise due to power steering pump pulley misalignment.
• 601414Technicians may experience difficulty in removing the connectors from the park/neutral position switch, usually when trying to remove the switch during transmission service.
• 601128Vehicle leading or pulling to either side while applying the brakes or front brake wear not meeting expectations.

Every GMC G Series model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.