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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
0305250072003-12-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE). *TT UPDATED 10/23/09. *PE
030603001A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. STARTER CRANKS AFTER KEY IS RELEASED (NORMAL CONDITION). *TT
0306020072003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. LOSS OF COOLANT. *TT
00559B2003-11-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L80E/4L85E MAY SET A DIAGNOSTIC TROUBLE CODE (DTC) P0706 (TRANSMISSION RANGE SWITCH PERFORMANCE) AND EXHIBIT A NO START CONDITION. *TT
01414B2003-11-24. Service bulletin. EQUIPMENT. PARTS RESTRICTION FOR CARGO COVERS CANCELLED. SERVICE VME. THIS BULLETIN REPLACES 01414A DATED 11/18/03. *TT
00827C2003-11-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON (SES) LIGHT ON WITH TAC MODULE CODES P1516 AND POSSIBLE CODES P1514, P1515, P1518. *TT
00690B2003-11-24. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE C0327 WITH OR WITHOUT ADDITIONAL DIAGNOSTIC TROUBLE CODES (DTCS) SETTING. *TT
014252003-11-24. Service bulletin. SUSPENSION:FRONT. SNAP AND POPPING NOISE IN THE FRONT SUSPENSION AREA. *TT
014152003-11-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CAM SENSOR CONNECTOR DOES NOT FIT SENSOR WHEN ENGINE IS REPLACED. *TT
014142003-11-22. Service bulletin. STRUCTURE:BODY. DISCOLORATION OF CARGO COVERS. SERVICE DME. *TT
01267B2003-11-21. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SERVICE 4WD LIGHT ON NO CODES BESIDES U1000 CODES. SERVICE VME. *TT
013902003-11-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM RADIO MUST BE TUNED TO CHANNEL 1 THROUGH 66 DURING ACTIVATION ATTEMPT. 2004 CHEVROLET CANYON, GMC DENALI, GMC COLORADO ALSO INCLUDED. *TT
01368A2003-11-20. Service bulletin. ENGINE AND ENGINE COOLING. COOLANT LOSS (INTO THE CRANKCASE). *TT
00634A2003-11-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GEN III ENGINE NOISE AFTER HOT SOAK RESTART. *TT
00843C2003-11-20. Service bulletin. EQUIPMENT. REPLACEMENT (RKE) TRANSMITTER IS INOPERATIVE - SERVICE VME. *TT
013672003-11-20. Service bulletin. STRUCTURE:BODY. NOISE FROM LOWER DOOR OR RUNNING BOARD AT ROAD SPEEDS. *TT
013482003-11-20. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PASSENGER COMPARTMENT AIR FILTER. *TT
01139B2003-11-19. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONING COMPRESSOR BELT OR TENSIONER JUMPS OR FLUTTERS CAUSING A RATTLE NOISE. SERVICE VME. *TT
01267A2003-11-19. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SERVICE 4WD LIGHT ON, THE 4WD IS INOPERATIVE AND NO CODES BESIDES U1000 CODES. SERVICE VME. *TT
0717032003-10-31. Service bulletin. INTERIOR LIGHTING. SERVICE FOUR-WHEEL DRIVE LIGHT AND THE FOUR-WHEEL DRIVE IS INOPERATIVE. *TT
0603032003-10-28. Service bulletin. UNKNOWN OR OTHER. WATER MANAGEMENT SYSTEM. FUNCTION, MAINTENANCE AND PREVENTATIVE MEASURES MENTIONED IN THE MAY EMERGING ISSUES IDL BROADCAST. *TT
020846010E2003-10-03. Service bulletin. UNKNOWN OR OTHER. PROGRAMMING ONSTAR MODULE FOR CANADIAN FRENCH VOICE RECOGNITION. *TT UPDATE. *TT UPDATED *EH
0308640222003-10-02. Service bulletin. STRUCTURE:BODY:DOOR. INFORMATION ON REMOVING THE FRONT DOOR TRIM PANEL DURING SWITCH REMOVAL TO AVOID BREAKAGE. *TT
0308440112003-10-02. Service bulletin. STRUCTURE:BODY. TWEETER SPEAKER RATTLE IN FRONT SIDE DOOR(S), TWEETER SPEAKER FALLS OUT OF POSITION. *TT
0308640182003-09-29. Service bulletin. EXTERIOR LIGHTING. OUTSIDE REARVIEW MIRROR COURTESY LAMP FALLS OUT, BULB BURNS OUT. *TT

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