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Service bulletins for the 2004 GMC Canyon

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.

602 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
PIT5485A2016-11-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.
PIT5485B2016-11-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.
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.
PIP5094A2016-09-26. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ,WHEN TESTING ANY CIRCUIT FOR OPEN OR RESISTANCE, IT IS IMPERATIVE THAT ALL RELATED TERMINAL PIN FIT AND TENSION BE CHECKED WHEN THE TEST STEPS REQUIRE DISCONNECTION OF THE CONNECTOR OR COMPONENT, PRIOR TO ANY COMPONENT REPLACEMENT. ALWAYS USE THE RECOMMENDED TERMINAL TEST TOOL DURING THESE TESTS.
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-146092016-06-22. Service bulletin. ELECTRICAL SYSTEM:WIRING; AIR BAGS. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP50982016-04-26. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
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
08-06-04-0142008-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. MIL/SES, DTC'S P060E, P1516, P2135 AND/OR P2138 WITH REDUCED ENGINE POWER (TEST AND CHARGE BATTERY) - WITH 2.8L, 2.9L, 3.5L OR 3.7L ENGINE (VIN'S 6, 8, 9, E - RPO'S L52, LK5, LLV, LLR). *NJ
39242006-10-27. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. SES LIGHT DUE TO A P060E DTC INSPECT APP AND TP CIRCUITS. *KB
38672006-03-15. Service bulletin. ELECTRICAL SYSTEM:IGNITION. SERVICING THE IGNITION SWITCH AND/OR PASSLOCK SENSOR. *TT
7092005-12-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BATTERY DRAW. GM. TECH LINK. *TT
36152005-11-01. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. 20A STOP FUSE OPENS AT TIMES. *TT
33422005-11-01. Service bulletin. ELECTRICAL SYSTEM. CRUISE CONTROL AND/OR SUNVISOR VANITY LIGHT INOPERATIVE FUSE OPEN. *TT
35292005-10-29. Service bulletin. ELECTRICAL SYSTEM. UNWANTED HAZARD LIGHTS ON , IPC INOPERATIVE., DOOR LOCKS INOPERATIVE. NO START, BATTERY DEAD. *TT
33382005-10-27. Service bulletin. ELECTRICAL SYSTEM. MULTIPLE ELECTRICAL CONCERNS INSTRUMENT PANEL CLUSTER INDICATORS ILLUMINATE POSSIBLE NO START. *SC
30482005-04-20. Service bulletin. ELECTRICAL SYSTEM. DOME LIGHT STAYS ON OR THE DOOR AJAR MESSAGE IS ILLUMINATED. *TT
0408490132005-03-09. Service bulletin. ELECTRICAL SYSTEM. BATTERY MESSAGE DISPLAYED IN DRIVERS INFORMATION CENTER. *EH
32012004-12-02. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. POSITIVE BATTERY CABLE PROTECTIVE COVER MISSING OR BROKEN. *EH
31742004-11-08. Service bulletin. ELECTRICAL SYSTEM. PASSENGER HEATED SEAT AND/OR LUMBAR INOPERATIVE FUSE 18 OPEN. *TT
30902004-11-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. PRESSURE CONTROL SOLENOID OUTPUT FUNCTION INOPERATIVE ON TECH 2. *SC
PIT-31642004-11-04. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. FUSE 42 OPENS WHEN USING THE POWER WINDOW OR SPORADIC DOOR LOCKS. *TC UPDATE 11/23/09. *PE UPDATED ON 06/27/2011. *KB
31132004-11-04. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. NO CRANK, NO START IGN FUSE #23 IN THE UBEC MAY BE OPEN. *SC
31622004-11-04. Service bulletin. ELECTRICAL SYSTEM. ADDITIONAL DIAGNOSTICS FOR ABS DTC'S. *TC

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