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Service bulletins for the 2003 Chevrolet Silverado

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.

1069 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
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
PIT-46622008-12-12. Service bulletin. ELECTRICAL SYSTEM:WIRING; SEATS; ELECTRICAL SYSTEM. GMC: SIR MIL DTC B0084 AND/OR B0085. THIS CONCERN COULD BE CAUSED BY BROKEN SEAT POSITION SENSOR CIRCUITS UNDER THE DRIVER OR PASSENGER FRONT SEATS. OVER TIME, FROM REPEATED SEAT MOVEMENT, THE WIRING COULD BREAK. *PE
07187A2008-11-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. CADILLAC CHEVROLET GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME VEHICLES COULD DEVELOP A CONDITION WHERE ONE OR MORE OF THE INSTRUMENT PANEL GAUGE NEEDLES MAY STICK, FLUTTER, OR BECOME INOPERATIVE. CSC LETTER RECEIVED. UPDATED 11/6/08. *PE
071872008-01-10. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. CADILLAC CHEVROLET GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INSTRUMENT PANEL CLUSTER GAUGE NEEDLE FUNCTION MAY CAUSE INACCURATE READINGS ON SOME 2003-2004 CADILLAC, CHEVROLET, AND GMC VEHICLES. *NJ UPDATED 2/5/08. *NJ UPDATED 9/5/08. *PE UPDATED 11/4/08. *PE
44862007-10-04. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ONE OF THE FOLLOWING CONCERNS WHEN PROGRAMMING THE MILEAGE OR THE HOURS INTO AN EXCHANGE INSTRUMENT PANEL CLUSTER THAT IS RECEIVED FROM AN ELECTRONIC SERVICE CENTER (ESC). *NJ
30752007-09-26. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. BLOWN MBEC 1 OR LBEC 1 FUSE. *KB
31902007-02-22. Service bulletin. ELECTRICAL SYSTEM. UNABLE TO LOCATE EMERGENCY LIGHT RELAY AND/OR BLUNT CUT WIRES. *KB
055002005-11-10. Service bulletin. ELECTRICAL SYSTEM:IGNITION. THE IGNITION DISTRIBUTOR CAP AND ROTOR MAY CORRODE AND CAUSE IGNITION SYSTEM FAILURE. A PRODUCT EMISSION RECALL TO INSPECT / REPLACE THE DISTRIBUTOR IGNITION SYSTEM. *TT GM PARTS BULLETINS & INFORMATION. *TT
34272005-10-21. Service bulletin. ELECTRICAL SYSTEM. ADDITIONAL DIAGNOSTIC INFORMATION DTC P0757. *TT
33572005-05-11. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LIGHT IS ON AND THE VEHICLE HAS A CODE P0706. *TT
31552005-05-11. Service bulletin. ELECTRICAL SYSTEM. NO SHIFT, SPEEDOMETER ERRATIC/INOPERATIVE, P0721 C0237 P0500 C0055. *TT
3300C2005-04-18. Service bulletin. ELECTRICAL SYSTEM:HORN. APPLICATION OF HORN AT HORN PAD INOPERATIVE. RKE FUNCTION FOR PANIC ALARM WORKS. *TT
100420022005-04-13. Service bulletin. ELECTRICAL SYSTEM. RPO C82 NO LONGER INCLUDE THE INSTRUMENT PANEL JUMPER WIRING HARNESS. *EH
0408490072005-03-10. Service bulletin. ELECTRICAL SYSTEM. PERSONAL TRIP BUSINESS TRIP FEATURE MUST BE ON FOR TRIP ODOMETER TO ACCUMULATE. *EH
3061C2004-12-03. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE C0327 WITH OR WITHOUT ADDITIONAL DIAGNOSTIC TROUBLE CODES SETTING. *TT
30942004-11-05. Service bulletin. ELECTRICAL SYSTEM. ALLISON LCT 1000 P1781 OR P0802 SETTING IN THE ELECTRONIC CONTROL MODULE. (2005 CHEVROLET KODIAK AND 2005 GMC TOP KICK) *SC
3075B2004-10-08. Service bulletin. ELECTRICAL SYSTEM. BLOWN MBEC 1 OR LBEC 1 FUSE. *TT
30892004-10-04. Service bulletin. ELECTRICAL SYSTEM. SERVICE ENGINE SOON LIGHT AND REDUCED ENGINE POWER WITH A DIAGNOSTIC TROUBLE CODE P1516. DIAGNOSTIC TROUBLE CODES P0120, P0220, P1514, P1515, P1518 AND P2135 MAY ALSO BE PRESENT. *TT
30012004-08-25. Service bulletin. ELECTRICAL SYSTEM. NO COMMUNICATION WITH ANY MODULES, MULTIPE U-DIAGNOSTIC TROUBLE CODES (DTCS), INSTRUMENT PANEL CLUSTER (IPC) WARNING INDICATORS. 03-04 CHEVROLET ALL FULL SIZE TRUCKS AND UTILITIES AND 03-04 GMC ALL FULL SIZE TRUCKS AND UTILITIES AND 03-04 CADILLAC ALL FULL SIZE UTILITIES. *MJ
01250C2004-07-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BATTERY OR CHARGE INDICATOR LIGHT REMAINS ON FOR UP TO 30 SECONDS AFTER A COLD START AND ENGINE RUNNING. *TT
019272004-07-13. Service bulletin. ELECTRICAL SYSTEM. A NO CHARGE CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P0380, P0621. *TT
01060A2004-07-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. ROOF BEACON SWITCH LEFT ON CAUSING BATTERY DRAW. GMC GMT 800. *MJ 2005 MODELS ADDED. *TT
01217B2004-07-07. Service bulletin. ELECTRICAL SYSTEM. ALLISON LCT1000 DIAGNOSTIC TROUBLE CODES (DTC) P1711, P0872 AFTER COMPLETING REPAIRS. *MJ
016372004-07-07. Service bulletin. ELECTRICAL SYSTEM. TRANSFER CASE INOPERATIVE OR SHIFTS TO 4LO AFTER ENCODER MOTOR SENSOR REPLACEMENT. *MJ
008952004-07-07. Service bulletin. ELECTRICAL SYSTEM. INSTRUNMENT PANEL CLUSTER (IPC) GAUGES INOPERATIVE AT TIMES WHILE CRANKING. *MJ

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