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Service bulletins for the 1994 Chevrolet P - 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.

27 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
PIC4696E2019-12-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details.
PIC4696D2019-10-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable.
PIC4696C2018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code.
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
988311101998-05-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. VEHICLES WITH 6.0L AND 7.0L ENGINES (VINS P, M - RPOS LS0, LR0) MAY EXHIBIT ENGINE EXHAUST NOISE WHICH IS LOUDEST DURING COLD ENGINE OPERATION. *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
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
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

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