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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
0408660012005-01-04. Service bulletin. STRUCTURE:BODY. REAR LICENSE PLATE POCKET GASKET LOOSE OR OUT OF POSITION. *TT UDATE. *TT
0407300022005-01-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. RATTLE TYPE NOISE COMING FROM UNDER THE VEHICLE. *TT
0408640122004-12-29. Service bulletin. STRUCTURE:BODY. FRONT OR REAR SIDE DOOR GLASS SCRATCHED. *TT
0408450102004-12-28. Service bulletin. ELECTRICAL SYSTEM. VARIOUS INTERIOR ELECTRICAL CONCERNS, IP GAUGES/LIGHTING INOPERATIVE, HVAC CONTROLS INOPERATIVE, BLOWER MOTOR INOPERATIVE, RADIO INOPERATIVE, FLASHER INOPERATIVE. *TT
31922004-12-15. Service bulletin. ELECTRICAL SYSTEM. REDUCED ENGINE POWER MESSAGE AND/OR CHECK ENGINE LIGHT WITH ANY COMBINATION OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES: P0107, P0112, P0452, P1120, P1220, P1221, P1271, P1275, P1280, P1481, P1515, P1540, P1633, P1635, P1639 AND P1682 POWERTRAIN CONTROL MODULE REPEAT. *TT
32252004-12-04. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. OUTSIDE REAR VIEW MIRROR MOVES IN THE WRONG DIRECTION COMPARED TO THE SWITCH. *EH
3061C2004-12-03. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE C0327 WITH OR WITHOUT ADDITIONAL DIAGNOSTIC TROUBLE CODES SETTING. *TT
32222004-12-03. Service bulletin. SUSPENSION:FRONT:SPRINGS:COIL SPRINGS; POWER TRAIN. INTERMITTENT BOOM, RUMBLING NOISE AT HIGHWAY SPEED. *TT UPDATED 2/27/08. *NJ
32162004-12-02. Service bulletin. ELECTRICAL SYSTEM:IGNITION. ERRATIC OPERATION OF PERSONALIZATION WITH IGNITION CYCLE. *EH
32082004-12-02. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. 4WD INOPERATIVE AND OR ERRATIC FUEL GAUGE AND OR DIAGNOSTIC TROUBLE CODE'S. *EH
31772004-12-02. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REPEAT FRONT AXLE FLUID LEAK. *EH
31502004-12-01. Service bulletin. ENGINE AND ENGINE COOLING. CYLINDER LINER REPLACEMENT INFORMATION - INLINE TRUCK ENGINES. *EH
0108660072004-11-22. Service bulletin. INTERIOR LIGHTING; STRUCTURE:BODY:HATCHBACK/LIFTGATE. CENTER HIGH-MOUNT STOP LAMP (CHMSL) APPLIQUE LOOSE (RE-TAPE APPLIQUE) *TT UPDATED 11/02/07 *NJ
30502004-11-17. Service bulletin. POWER TRAIN. POP OR SNAP NOISE FROM THE REAR OF THE VEHICLE DURING AGGRESSIVE ACCELERATION OR DECELERATION MANEUVERS. *TT
31542004-11-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MISFIRE, BUMP OR MULTIPLE BUMPS AFTER A 1-2 UPSHIFT. *TT
31792004-11-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AUTOMATIC DUAL ZONE HVAC BATTERY DRAW SUPPLEMENT TO 02-01-39-007A. *TT
31782004-11-08. Service bulletin. SEAT BELTS:FRONT. DRIVER AND/OR PASSENGER FRONT SEAT BELTS LOCK UP IN RETRACTED POSITION. *TT
31722004-11-08. Service bulletin. ELECTRICAL SYSTEM. MULTIPLE ELECTRICAL CONCERNS AND DIAGNOSTIC TROUBLE CODE U1064. VARIOUS MODELS INCLUDING 2005 BUICK RAINIER AND 2005 CHEVROLET TRAILBLAZER. *TT
30952004-11-05. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. OPERATION OF REAR GLASS RELEASE KEY CYLINDER. TO INCLUDE 2005 TRAILBLAZER AND BUICK RAINIER. *SC
3019A2004-11-05. Service bulletin. UNKNOWN OR OTHER. DIAGNOSTIC TROUBLE CODE P0171 . *SC SERVICE ENGINE SOON LIGHT DUE TO DIAGNOSTIC TROUBLE CODE P0171. *TT
31042004-11-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. ONLY REPLACEMENT OF EVAPORATOR CORE OR PIPES FOR REAR HVAC. (TO INCLUDE 2005 CHEVROLET TRAILBLAZER) *SC
3110A2004-11-05. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. WASHER MOTOR FOR THE FRONT WIPERS CONTINUOUSLY RUNS WHILE THE KEY ON. *SC UPDATE. *TT
31422004-11-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. BROKEN HEAD BOLT REPAIR. *TC
31162004-11-05. Service bulletin. ELECTRICAL SYSTEM. ENGINE STALLS WHEN AIR CONDITIONING IS TURNED ON AT IDLE. (TO INCLUDE 2005 CHEVROLET TRAILBLAZER, 2005 OLDSMOBILE BRAVADA, AND BUICK RAINIER) *SC UPDATED 01-26-07. *KB
31242004-11-05. Service bulletin. SUSPENSION. UPPER AND LOWER INTERMEDIATE SHAFT PARTS RESTRICTION. *SC

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