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Service bulletins for the 2004 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.

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

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Only bulletins with component: Heating and air conditioning are shown. Show all

Bulletins, newest first
31012004-11-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. INSUFFICIENT COOLING OF THE A/C SYSTEM. *SC
30762004-10-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. REPEAT HVAC BLOWER MOTOR FAILURE. *TT
30862004-10-04. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONER (A/C) LOW PRESSURE SWITCH DIAGNOSTIC TOOL. CURRENTLY THE A/C LOW PRESSURE SWITCH OPEN/CLOSE PRESSURES CANNOT BE ACCURATELY DETERMINED BY MEASURING PRESSURE AT THE LOW SIDE SERVICE PORT. *TT
017042004-05-03. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PROGRAMMING CONTROL HEADS - HVAC AC. *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
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
015612004-02-25. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. SIZZLE NOISE AFTER VEHICLE SHUT OFF. SERVICE VME. SIT BULLETIN 1410828. *TT
0301380152003-12-01. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. HVAC BLOWER MOTOR MAY RUN CONTINUOUSLY AFTER VEHICLE IS TURNED OFF. *TT
0301390082003-09-27. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. CHANGES IN AIR CONDITIONING COMPESSOR ON/OFF INSTRUMENT PANEL DISPLAY SYMBOL FROM 2003 TO 2004 MODEL YEAR AND SYNCHRONIZING THE DRIVER AND PASSENGER SET TEMPERATURES. *TT

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