# 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 bulletins from NHTSA, as of 2026-10-19.

- [130089009](/bulletins/10246631.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Expanded Availability for Remanufacture and Return \(R\&R\) Electronic Control Modules
- [G\-197151](/bulletins/10092732.md), 2017-02-23, 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.
- [00064C](/bulletins/635817.md), 2002-11-01, 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
- [00064B](/bulletins/629423.md), 2002-04-02, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. SOME CUSTOMERS MAY EXPERIENCE A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP. \*JG
- [000601023A](/bulletins/628938.md), 2002-03-25, 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
- [00064B](/bulletins/628910.md), 2002-03-22, 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
- [00064A](/bulletins/619204.md), 2001-05-18, 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
- [00064A](/bulletins/619170.md), 2001-05-17, 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
- [00064](/bulletins/619065.md), 2001-05-11, 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
- [00064](/bulletins/6092348.md), 2000-12-05, 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
- [000604002](/bulletins/609709.md), 2000-04-06, 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
- [776306A](/bulletins/609676.md), 2000-04-06, 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.
- [776306](/bulletins/600430.md), 1998-05-14, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. COMMENTS OF A NO START, STALL CONDITION. \*YC
- [677153A](/bulletins/52572.md), 1997-08-21, Service bulletin: ELECTRICAL SYSTEM:IGNITION:MODULE. NO UPSHIFT/2ND GEAR ONLY AFTER COLD START\-INTERMITTENT DTC 87 \- HIGH RATIO ERROR \(REPLACE EPROM\). \*TW
- [666309](/bulletins/52350.md), 1997-07-24, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. ENGINE HARD TO START \(REPLACE FUEL PUMP PULSATOR\). \*TW
- [631216](/bulletins/50561.md), 1997-05-27, 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
- [576403](/bulletins/44055.md), 1995-11-01, 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
- [376105](/bulletins/39304.md), 1995-11-01, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. COLD ENGINE KNOCK. \*TW
- [577103](/bulletins/39303.md), 1995-11-01, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION LEAK AT REAR EXTENTION HOUSING AND PROP SHAFT. \*TW
- [461506](/bulletins/39074.md), 1995-03-06, Service bulletin: LATCHES/LOCKS/LINKAGES:DOORS:LATCH. REAR AND SIDE CARGO DOOR LATCH RATTLES. \*TW
- [376602A](/bulletins/39070.md), 1995-03-06, 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
- [01010](/bulletins/39069.md), 1995-03-06, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. ANNOUNCEMENT OF MANUFACTURER'S PRODUCT CAMPAIGN 94\-C\-57. \*TW
- [CAMP/94C28A](/bulletins/37958.md), 1995-02-09, Service bulletin: EQUIPMENT:OTHER:LABELS. REVISION TO PRODUCT EMISSION CAMPAIGN 94\-C\-28 \- EMISSION LABEL ERROR. \*TW
- [476149](/bulletins/37947.md), 1995-02-09, Service bulletin: UNKNOWN OR OTHER. OIL PRESSURE GAUGE READING CONCERNS. \*TW
- [467108](/bulletins/37942.md), 1995-02-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION EXTENTION SEAL LEAKS. \*TW

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