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Service bulletins for the 2003 Buick LeSabre

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.

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

By type

By component

By trouble code

Bulletins, newest first
0302360022005-03-08. Service bulletin. STEERING. REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH
0406010212005-02-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. *TT
32492005-01-28. Service bulletin. SUSPENSION. HIGH SPEED SHAKE OR VIBRATION. *EH
0408490222005-01-11. Service bulletin. LATCHES/LOCKS/LINKAGES. CENTER CONSOLE ARMREST LID LATCH NOW AVAILABLE FOR SERVICE. *EH
30442004-11-17. Service bulletin. EQUIPMENT. GENERATION 5 ONSTAR STEERING WHEEL CONTROL FUNCTION. *TT
31022004-11-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. SERVICE VME 01-04 VEHICLE EQUIPPED WITH 4T65E AUTOMATIC TRANSMISSION 4T65E TRANSMISSION VALVE BODY INSPECTION PROCEDURE. (TO INCLUDE 2004 PONTIAC AZTEC) *SC ALL 2001 - 2006 PASSENGER VEHICLES WITH 4T65E TRANSAXLE. *TT
30952004-11-04. Service bulletin. STRUCTURE. WATER LEAK ON THE LEFT FRONT OR REAR FLOOR. *SC
31232004-11-02. Service bulletin. STRUCTURE. INSTRUMENT PANEL CREAK OR TICK NOISE. *TT
30272004-10-14. Service bulletin. STRUCTURE:BODY. INSTRUMENT PANEL ITCH/CREAK. SERVICE VME. *TT
3050A2004-10-13. Service bulletin. EQUIPMENT. 02-05 ONSTAR EQUIPPED VEHICLES EMITTING BEEPING NOISE BEFORE CONNECTING TO ONSTAR. *TT
30592004-10-08. Service bulletin. EQUIPMENT. WHEN USING ONSTAR PERSONAL CALLING FEATURE, THE CALLER CANNOT BE HEARD ON OUTBOUND CALL ONLY. *TT
30472004-10-08. Service bulletin. EQUIPMENT. 99 THROUGH 05 YEAR VEHICLES, EQUIPPED WITH THREE-BUTTON ONSTAR SYSTEMS. *TT
091320022004-09-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS SERVICE VME CONCERNS 2003 VEHICLES EQUIPPED WITH 4T65E TRANSMISSION WHICH EXHIBITS DIAGNOSTIC TROUBLE CODE P0742 WITH NO OTHER CODES STORED AND HARSH UP SHIFT AND/OR TCC SHUTTER ON DECEL. *TT
012320042004-09-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FLUID LEAK FROM REVERSE SERVO COVER AT AMBIENT TEMPERATURES. TRANSMISSION FLUID MAY BE DETECTED ON THE LOWER PAIN RAIL OR CASE SIDE. MOST LEAK REPORTS HAVE BEEN FOUND DURING PREDELIVERY INSPECTION. GM VOICEMAIL EXPRESS. *TT
30112004-08-25. Service bulletin. EQUIPMENT. WHEN USING VOICE RECOGNITION DIALING, SOME NUMBERS OR COMMANDS MAY NOT BE UNDERSTOOD BY THE SYSTEM ESPECIALLY THE NUMBER TWO (2). *TT
30152004-08-25. Service bulletin. ELECTRICAL SYSTEM. MULTIPLE STABILITRAK/PRECISION CONTROL CODES SUCH AS C1282, C1283, C1284, C1285, C1287, AND C1288 EXIST ON DELPHI BOSCH 5.0 OR 5.3 SYSTEMS. *TT
021412004-08-25. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT. REPEAT ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT WITH DIAGNOSTIC TROUBLE CODE (DTC) C1225. VARIOUS MODELS INCLUDING 2005 CADILLAC DEVILLE. *TT
30072004-08-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 3.8L ENGINE OIL CONSUMPTION. *TT
0406010172004-08-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. NEW UPPER INTAKE MANIFOLD AND GASKET KITS. *TT
013532004-07-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE MISFIRE DUE TO INJECTOR FRETTING CORROSION. *TT
021182004-06-23. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. DRONING SOUND FROM HVAC BLOWER SYSTEM. SERVICE VME. *MJ
00372D2004-06-09. Service bulletin. EQUIPMENT:ELECTRICAL. ONSTAR SYSTEM IS ATTEMPTING AND/OR COMPLETING PHONE CALLS WHICH THE OPERATOR OF THE VEHICLE DID NOT INITIATE. *TT
016622004-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM ERROR ON A RADIO DISPLAY. *TT
020382004-05-20. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE B1000. *MR
019402004-05-03. Service bulletin. SEATS. SEAT CLUNK OR NOISE. *MR *TT

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