WenmarOpen by Wenmar Pro

Service bulletins for the 2003 Chevrolet Express

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
PIC4935E2016-10-25. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PI1394A2016-10-19. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE.
000601012F2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES.
16NA2602016-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBRATION CONCERNS.
G-121672016-10-12. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. 12167 - SPECIAL COVERAGE. WATER AND ROAD CONTAMINATES MAY BECOME TRAPPED IN THE PROTECTIVE CONDUIT THAT COVERS THE FUEL FILLER PIPE AND MAY CAUSE THE PIPE TO CORRODE. IF THE CORROSION CREATES A PERFORATION IN THE PIPE, THE PRESENCE OF FUEL ODOR MAY BE OBSERVED AND, ON SOME VEHICLES, A CHECK ENGINE LIGHT MAY ILLUMINATE. AS THE SIZE OF A FILLER PIPE PERFORATION INCREASES, FUEL MAY LEAK ONTO THE GROUND WHILE REFUELING THE VEHICLE. IF THE CONDITION OCCURS WITHIN THE TERMS OF THE SPECIAL COVERAGE, DEALERS ARE TO INSTALL A NEW FUEL FILLER PIPE.
PIT-3665-D2016-08-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HYDRO-BOOST IS NOT SERVICEABLE AND WILL NEED TO BE REPLACED IF THE BRAKE PEDAL MOVES OR APPLIES ON ITS OWN AT A FULL TURN.
PIC-4935-E2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PIC-5050-A2016-08-17. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
SB-121672016-04-26. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-12167-A2016-03-16. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-121672013-02-13. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME TRUCKS, PIPE MAY CORRODE DUE TO ROAD CONTAMINATES AND WATER BECOMING RAPPED IN PROTECTIVE CONDUIT COVERING FUEL FILLER PIPE AND PRESENCE OF FUEL ODOR MIGHT BE OBSERVED DUE TO POSSIBLE PERFORATION IN PIPE. MODELS 2003-2004 SAVANA, EXPRESS. *PE
05-02-32-008D2012-08-07. Service bulletin. TIRES; STEERING. GENERAL MOTORS: DIAGNOSING POWER STEERING CONCERNS. IN RARE CASES, CUSTOMERS MAY COMMENT ON A LACK OF STEERING ASSIST WHEN STOPPED OR DURING PARKING LOT TYPE OF MANEUVERS. *JS UPDATED 09/02/14*LJ
SB-113592012-06-18. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:FILLING/CHARGING. GM: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT- FUEL FILLER NECK CORROSION. WATER AND ROAD CONTAMINATES MAY BECOME TRAPPED IN THE PROTECTIVE CONDUIT THAT COVERS THE FUEL FILLER PIPE AND MAY CAUSE THE PIPE TO CORRODE. THE PRESENCE OF FUEL ODOR MAY BE OBSERVED AND, ON SOME VEHICLES, A CHECK ENGINE LIGHT MAY ILLUMINATE. *JS
SB-10-08-50-003B2012-02-06. Service bulletin. SEATS:FRONT ASSEMBLY:HEAD RESTRAINT. GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
PI-0011A2011-06-15. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD. THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. ALL 2014 AND PRIOR GM PASSENGER CARS AND TRUCKS. *KB
10-00-89-017C2011-06-14. Service bulletin. UNKNOWN OR OTHER. GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM
09-09-40-001A2011-06-14. Service bulletin. SEAT BELTS:FRONT:WARNING LIGHT/DEVICES; SEAT BELTS. GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. *RM UPDATED 4/3/12. *PE
PIP-4138K2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM
PIT-3749D2011-05-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS. GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB
SB-10-02-33-0012011-03-28. Service bulletin. STEERING; STEERING:GEAR BOX:SHAFT PITMAN. BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. TECHNICIANS HAVE BEEN REPLACING ENTIRE STEERING GEARS DUE TO NOT BEING ABLE TO SERVICE JUST LEAKING PITMAN SHAFT SEAL. *PE UPDATED 5/9/11. *PE
PIP-4492P2011-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN. UPON INSPECTION, OBVIOUS OIL WILL BE FOUND IN THE INTAKE MANIFOLD AND/OR PCV VACUUM TUBE. *PE UPDATED 3/21/11. *PE UPDATED 5/9/11. *PE UPDATED 5/25/11. *PE UPDATED 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB UPDATED 6/27/11. *PE
08089-B2009-02-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE
08-089B2008-12-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. BUICK CHEVROLET GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. CSC LETTER WAS RECEIVED. *PE
08-0892008-11-15. Service bulletin. EQUIPMENT:ELECTRICAL. BUICK CADILLAC CHEVROLET GMC HUMMER OLDSMOBILE PONTIAC SAAB SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. FCC RULED IN 2002 WIRELESS CARRIERS WOULD NO LONGER RE REQUIRED TO SUPPORT ANALOG WIRELESS NETWORK STARTING IN 2008. *PE CSC LETTER WAS RECEIVED. UPDATED 12/1/08. *PE
08-07-30-0152008-08-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION ON MN8, MT1 SES/MIL ILLUMINATED, DTC P0757, HARSH SHIFT, DELAYED 2-3 SHIFT, 2-3 SHIFT FLARE, NO THIRD GEAR, SLIPS IN THIRD GEAR OR REVERSE. *PE

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