WenmarOpen by Wenmar Pro

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
017042004-05-03. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PROGRAMMING CONTROL HEADS - HVAC AC. *TT
016982004-04-30. Service bulletin. VISIBILITY:WINDSHIELD. WINDSHIELD REVEAL MOLDING FLUTERING. SERVICE VME. SIT BULLETIN 1450940. *TT
017602004-04-30. Service bulletin. STRUCTURE:BODY. BUZZ NOISE FROM HEADLINER ABOVE DRIVER. *MR
017472004-04-28. Service bulletin. FUEL SYSTEM, GASOLINE. LOCKING GAS CAP AVAILABILITY. *MR
017592004-04-28. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM RAPID ACTIVATION UTILIZATION. *MR
00778A2004-04-27. Service bulletin. STRUCTURE. BUSINESS TRIP AND/OR PERSONAL TRIP ODOMETER INOPERATIVE. SIT BULLETIN 1460572. *TT
017662004-04-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. FOGGING OF WINDOWS IN THE DEFROST MODE. ALSO INCLUDING MODELS: 2003-2004 GMC YUKON XL, DENALI XL, 2003-2004 SIERRA DENALI. *MR
020526001B2004-04-16. Service bulletin. PARKING BRAKE; SERVICE BRAKES, AIR. REAR PARKING BRAKE SHOE RETAINING SPRING CLIP SERVICE KIT FOR DRUM-IN-HAT (DIH) EQUIPPED VEHICLES. *TT UPDATE. *TT
0308640372004-03-05. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. FRONT POWER WINDOW NOISY OR INOPERATIVE ON VEHICLES LOCATED IN MICHIGAN ONLY. *TT
0308490202004-03-05. Service bulletin. ELECTRICAL SYSTEM. INSTRUMENT PANEL CLUSTER (IPC) GAUGES INOPERATIVE. *TT
030730020C2004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION HAS A HARSH 1-2 SHIFT, SLIPPING 1-2 SHIFT FOLLOWED BY A HARSH ENGAGEMENT. *TT
030605008B2004-03-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. ADVANCE SERVICE INFORMATION - EXHAUST SYSTEM POPPING/SNAPPING NOISE WHEN VEHICLE IS HOT, AT IDLE OR IMMEDIATELY AFTER VEHICLE IS SHUT OFF. *TT BULLETIN 03-06-05-008, DATED 11/01/2003 REPLACED. *TT
0307300562004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT
0306040622004-03-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. THIS BULLETIN IS BEING ISSUED TO REVISE STEP 4 OF DIAGNOSTIC TROUBLE CODE (DTC) P2135. *TT
0301380192004-03-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. UNDERHOOD AIR CONDITIONER RATTLE NOISE HEARD ON ACCELERATION OR A SUDDEN LOSS OF AIR CONDITIONER SYSTEM PERFORMANCE. *TT THIS BULLETIN REPLACES 03-01-38-019 DATED 11-01-2003. TO INCLUDE VARIOUS MODLES INCLUDING 2002-2004 COMMERCIAL UPFITTER CHASSIS VEHICLES. *TT
010866006A2004-03-02. Service bulletin. STRUCTURE:BODY. INFORMATION REGARDING CADILLAC ESCALADE EXT AND CHEVROLET AVALANCHE CARGO AREA. *TT
3259C2004-03-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L80E, 4L85E WHINE NOISE IN FIRST AND SECOND GEAR. *TT
014832004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). VEHICLE HAS NO PCM (POWER TRAIN CONTROL MODULE) COMMUNICATION WITH TECH 2. SIT BULLETIN 1400427. *TT
00559C2004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L80E, 4L85E AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) P0706 AND VEHICLE MAY NOT START. *TT
015012004-03-01. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST. SUPPLEMENT BRAKE ASSIST NOISY AND MAY RUN CONTINUOUSLY. SIT BULLETIN 1402858. *TT
007022004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD OR 4TH DAMAGED 2-4 BAND 3-4 CLUTCH ON THE 4L60E/4L65E AUTOMATIC TRANSMISSION. *TT *MJ
01159A2004-02-28. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. OUTSIDE REARVIEW MIRRORS MEMORY OPERATION. SIT BULLETIN 1404207. *TT
00969A2004-02-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE WHISTLE NOISE. *TT
01425A2004-02-25. Service bulletin. SUSPENSION:FRONT. SNAP AND POPPING NOISE IN THE FRONT SUSPENSION AREA. *TT
015642004-02-25. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR. INSIDE REARVIEW MIRROR COMPASS INOPERATIVE. SERVICE VME. SIT BULLETIN 1411219. *TT

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