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Service bulletins for the 1994 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.

28 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
G-1971512017-02-23. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. 00064H - SPECIAL COVERAGE (REVISED PART INFORMATION). SOME CUSTOMERS MAY EXPERIENCE A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP. THIS SPECIAL POLICY APPLIES ONLY TO ELECTRONIC DIESEL-FUEL INJECTION PUMP REPAIRS AND/OR REPLACEMENT AS A RESULT OF INJECTION PUMP FAILURE. THIS SPECIAL COVERAGE DOES NOT COVER: GLOW PLUGS, TURBOCHARGER WEAR, LOW COMPRESSION ENGINES OR PCM/PCM WIRING CONDITIONS.
00064C2002-11-01. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. A 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. *TT
00064B2002-04-02. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. SOME CUSTOMERS MAY EXPERIENCE A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP. *JG
000601023A2002-03-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION 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. *TT
00064B2002-03-22. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. SPECIAL 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. *TT
00064A2001-05-18. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. SPECIAL 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. *TT
00064A2001-05-17. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. SOME 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. *TT
000642001-05-11. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. DEDUCTIBLE REIMBURSEMENT CLARIFICATION AND VIN BREAKPOINT CORRECTION TO 00064 - SPECIAL POLICY ADJUSTMENT - ELECTRONIC DIESEL-FUEL INJECTION PUMP FAILURE - REPAIR / REPLACE. *TT
000642000-12-05. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. FAILURE 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. *TT
0006040022000-04-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING A HARD, NO START OR EXCESSIVE GRAY OR WHITE SMOKE CONDITION ON START UP AFTER RECENT GLOW PLUG REPLACEMENT. *TT
776306A2000-04-06. Service bulletin. VEHICLE SPEED CONTROL. FUEL SOLENOID DRIVER LOCATED ON THE SIDE OF THE FUEL INJECTION PUMP FAILED, CAUSING VEHICLE TO NO START OR STALL.
7763061998-05-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. COMMENTS OF A NO START, STALL CONDITION. *YC
677153A1997-08-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. NO UPSHIFT/2ND GEAR ONLY AFTER COLD START-INTERMITTENT DTC 87 - HIGH RATIO ERROR (REPLACE EPROM). *TW
6663091997-07-24. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. ENGINE HARD TO START (REPLACE FUEL PUMP PULSATOR). *TW
6312161997-05-27. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. INSUFFICIENT A/C PERFORMANCE AND/OR NOISY COMPRESSOR CLUTCH DUE TO PREMATURE WEAR OF THE COMPRESSOR SHAFT SEALS. *TW
5764031995-11-01. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. STARTER MOTOR CONTINUES TO RUN OR CRANK AFTER THE ENGINE IS RUNNING OR TURNED OFF (SOLENOID GROUND WIRE). *TW
3761051995-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. COLD ENGINE KNOCK. *TW
5771031995-11-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION LEAK AT REAR EXTENTION HOUSING AND PROP SHAFT. *TW
4615061995-03-06. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. REAR AND SIDE CARGO DOOR LATCH RATTLES. *TW
376602A1995-03-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. NEW CAST IRON EXHAUST MANIFOLD AND STAINLESS STEEL GASKET TO CORRECT ENGINE NOISE CONDITION. *TW
010101995-03-06. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. ANNOUNCEMENT OF MANUFACTURER'S PRODUCT CAMPAIGN 94-C-57. *TW
CAMP/94C28A1995-02-09. Service bulletin. EQUIPMENT:OTHER:LABELS. REVISION TO PRODUCT EMISSION CAMPAIGN 94-C-28 - EMISSION LABEL ERROR. *TW
4761491995-02-09. Service bulletin. UNKNOWN OR OTHER. OIL PRESSURE GAUGE READING CONCERNS. *TW
4671081995-02-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION EXTENTION SEAL LEAKS. *TW

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