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Service bulletins for the 2002 Chevrolet Trailblazer

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.

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

By type

By component

By trouble code

Bulletins, newest first
100820022005-04-08. Service bulletin. UNKNOWN OR OTHER. IDL EMERGING ISSUES BROADCAST COVERING TOPICS SUCH AS THE ONSTAR, CALIFORNIA EMISSIONS, AN OVERVIEW OF THE EVAP OPERATION, WIRING ISSUES FOR THE SEATS, AND SHUTTER DURING PARKING LOT MANEUVERS. *TT
021220042005-04-06. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. INADEQUATE HVAC FOR PASSENGERS SEATED IN THE SECOND AND THIRD ROW. *TT
021120042005-04-06. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. WATER CAN ENTER THE WINDSHIELD WIPER MODULE CAUSING A SHORT CIRCUIT OR CORROSION OF COMPONENTS WHILE IN USE. *TT
0406030022005-03-11. Service bulletin. ENGINE AND ENGINE COOLING. DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY. *EH
0402320012005-03-11. Service bulletin. STEERING. RELEASE OF STEERING GEAR STUB SHAFT BEARING KIT FOR SERVICE. *TT UPDATED 08-15-07. *KB UPDATED 10/09/07. *NJ
0405230032005-03-08. Service bulletin. SERVICE BRAKES, AIR:DISC:CALIPER. REVISED REAR BRAKE CALIPER BRACKET MOUNTING BOLT FASTENER SPECIFICATION. *EH
0308660082005-03-08. Service bulletin. STRUCTURE:BODY. PERIMETER SEAL/GASKET PULLS AWAY FROM LICENSE PLATE HOUSING AND/OR EXCESSIVE ADHESIVE AROUND GASKET. *TT
04081110032005-03-07. Service bulletin. STRUCTURE:BODY. REAR LICENSE PLATE POCKET PARTS NEW AVAILABLE INDIVIDUALLY. *TT
0408660042005-03-07. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE:HINGE AND ATTACHMENTS. LIFTGATE GLASS UNLATCHES ON ROUGH/BUMPY ROAD SURFACES. THIS BULLETIN REPLACES PREVIOUS BULLETIN NUMBER 04-08-66-004. *TT
0408630052005-03-07. Service bulletin. STRUCTURE:BODY:HOOD. RATTLE NOISE UNDER HOOD. *TT
0208620042005-02-16. Service bulletin. STRUCTURE:BODY. FRONT FASCIA WAVY. THIS SERVICE BULLETIN REPLACES 020862004. *EH
0406010222005-02-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEW CYLINDER BORE LINER/PISTON SLEEVE REPLACEMENT PROCEDURE. *TT
040872005-02-08. Service bulletin. EXTERIOR LIGHTING. TAIL LAMPS/STOP LAMPS PRODUCT FIELD ACTION ANNOUNCEMENT. *TT ADMINISTRATIVE MESSAGE. *TT
31382005-02-01. Service bulletin. POWER TRAIN. REDUCED POWER LIGHT ON AND DIAGNOSTIC TROUBLE CODE P1680 P1221 AND OR P1271 STORED IN THE POWERTRAIN CONTROL MODULE. *EH
32092005-02-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHAUST MOAN AT IDLE OR PARKING LOT MANEUVERS. *EH
32802005-01-31. Service bulletin. STEERING. STEERING NOISE WHEN TURNING. THIS SERVICE BULLETIN SUPPLEMENTS 040232007. *EH
32742005-01-31. Service bulletin. STEERING. INSTALLATION OF A POWER STEERING HOSE TO A NEW STEERING GEAR. *EH
32322005-01-28. Service bulletin. ENGINE AND ENGINE COOLING. MISFIRE AT IDLE COLD AND POSSIBLE P0171 AND OR P0174. *EH
32632005-01-28. Service bulletin. ELECTRICAL SYSTEM. 125A MEGA FUSE OPENS WHEN ATTEMPTING TO JUMP START. *EH
32532005-01-27. Service bulletin. ELECTRICAL SYSTEM. ANTI BRAKES SYSTEM BRAKE LIGHT AND OR SERVICE BRAKE MESSAGE WITH DIAGNOSTIC TROUBLE CODE C0238. *EH
0201390072005-01-11. Service bulletin. UNKNOWN OR OTHER. AUTOMATIC DUAL ZONE HVAC BATTERY DRAW. *AR
0408430072005-01-11. Service bulletin. VISIBILITY:REAR WINDOW WIPER/WASHER. REAR WIPER DOES NOT CLEAN REAR WINDOW. *EH
0407300352005-01-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. RELEASE OF REAR TRANSMISSION MOUNT SEPARATE FROM EXHAUST MOUNT. *TT
0406040032005-01-11. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. VEHICLE IS DIFFICULT TO FILL WITH FUEL OR FILLING STATION PUMP SHUTS OFF BEFORE TANK IS FULL OR FUEL SPITS BACK/OUT WHEN FILLING TANK. *TT
0406020052005-01-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGHER THAN NORMAL ENGINE COOLANT TEMPERATURE GAUGE READINGS. *TT

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