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Service bulletins for the 2005 Chevrolet Avalanche

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.

763 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
030603004R2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY.
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.
PIC-5260-A2016-08-11. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS.
PB-10037A2011-06-27. Service bulletin. ELECTRICAL SYSTEM. GM: ONSTAR IS MAKING INCOMPLETE CALLS WITHOUT THE DRIVER KNOWING. WHEN HAVE A DATA CONNECTION. *RM
SB-09-06-03-004A2010-03-06. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING. GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL MODULES-DIAGNOSING AND REPAIRING FRETTING CORROSION (DISCONNECT AFFECTED CONNECTOR AND APPLY DIELECTRIC LUBRICANT). *PE UPDATED 3/26/10. *PE UPDATED 6/6/11. *PE UPDATED 3/12/12. *PE
SB-07-06-04-019A2009-06-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE AND ENGINE COOLING:ENGINE. GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR). 2005-08 GM PASSENGERS CARS/LIGHT DUTY TRUCKS (INCL. SATURNS). *PE UPDATED 11/5/10. *PE UPDATED 4/4/11. *PE UPDATED 2/3/16. *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
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
37502007-08-15. Service bulletin. ELECTRICAL SYSTEM. ADDITIONAL DIAGNOSTIC FOR YAW/LAT SENSOR DTC'S. *KB
31902007-02-22. Service bulletin. ELECTRICAL SYSTEM. UNABLE TO LOCATE EMERGENCY LIGHT RELAY AND/OR BLUNT CUT WIRES. *KB
38932006-09-28. Service bulletin. ELECTRICAL SYSTEM:IGNITION. LOSS OF IGNITION 1 VOLTAGE TO THE IGNITION COILS. CONSUMER EXPERIENCED INTERMITTENT STALL, MISFIRE, OR CRANK NO START. THERE MAY BE NO TROUBLE CODES SET. *KB UPDATED 3/17/09. *PE
33312005-10-27. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. VOLTMETER IS FLUCUATING BETWEEN 12 AND 14 VOLTS ON THEIR NEW 2005 CHEVROLET/ GMC/ CADILLAC MODEL YEAR LIGHT DUTY FULL SIZE PICKUP AND UTILITY. *SC
35992005-10-24. Service bulletin. ELECTRICAL SYSTEM. STABILITY SYSTEM DISABLED OR SERVICE STABILITY MESSAGE WITH DIAGNOSTIC TROUBLE CODE C0455. *TT
34272005-10-21. Service bulletin. ELECTRICAL SYSTEM. ADDITIONAL DIAGNOSTIC INFORMATION DTC P0757. *TT
16563262005-10-12. Service bulletin. ELECTRICAL SYSTEM. BULLETIN-SIT-BULLETIN-1656326: PIT3569. LOW TIRE LIGHT ON AND OR DIC CHECK TIRE PRESSURE MESSAGE WHEN COLD. *SC
0508490102005-05-16. Service bulletin. ELECTRICAL SYSTEM. INFORMATION ON RESETTING THE BATTERY LIGHT IF IT REMAINS ILLUMINATED AFTER (POWERTRAIN CONTROL MODULE) PCM REPLACEMENT. *TT
33912005-04-21. Service bulletin. ELECTRICAL SYSTEM. UNWANTED OPERATION OF THE HAZARD FLASHERS. *EH
040849006B2005-04-19. Service bulletin. ELECTRICAL SYSTEM. SERVICE STABILITY MESSAGE DISPLAYED. *EH
3300C2005-04-18. Service bulletin. ELECTRICAL SYSTEM:HORN. APPLICATION OF HORN AT HORN PAD INOPERATIVE. RKE FUNCTION FOR PANIC ALARM WORKS. *TT
0408500152004-12-29. Service bulletin. ELECTRICAL SYSTEM. DRIVER SEAT ADJUSTER MEMORY & HEATER SWITCH WILL NOT ILLUMINATE. *TT
3061C2004-12-03. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE C0327 WITH OR WITHOUT ADDITIONAL DIAGNOSTIC TROUBLE CODES SETTING. *TT
31592004-11-04. Service bulletin. ELECTRICAL SYSTEM. INSTRUMENT PANEL CLUSTER PARTS RESTRICTION. *TC

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