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Service bulletins for the 2003 Oldsmobile Alero

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.

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

By type

By component

By trouble code

Bulletins, newest first
0307300212003-08-27. Service bulletin. POWER TRAIN. NEUTRAL FLARE AND/OR RPM FLARE WHILE IN DRIVE, NO 1-2 UPSHIFT, SERVICE ENGINE SOON (SES) LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES (DTCS) P1810, DIAGNOSTIC TROUBLE CODE P1815 SET. *TT
0306040302003-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MULTIPLE DRIVEABILITY SYMPTOMS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT
0306010182003-08-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEW CYLINDER BORE LINER REPLACEMENT PROCEDURE. *TT
0312032003-07-25. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. BUFFETING OR ROTATIONAL TYPE TICK NOISE FROM HVAC BLOWER MOTOR AREA. *TT *JB
0311032003-07-25. Service bulletin. FUEL SYSTEM, GASOLINE. COMPLAINTS THAT ARE ROOT CAUSED TO THE FUEL MODULE AND COMPLAINTS OF GAUGE ACCURACY THAT ARE ROOT CAUSED TO THE FUEL LEVEL SENSOR. *TT *JB
0316032003-07-24. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. OPERATIONAL INFORMATION REGARDING COMPLAINTS OF NO CRUISE CONTROL LIGHT APPEARING ON THE INSTRUMENT PANEL CLUSTER WHEN THE CRUISE CONTROL IS SET. *TT *JB
0308032003-07-24. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. UNNECESSARY REPLACEMENT OF DOOR WINDOW REGULATORS. *TT *JB
0306032003-07-24. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT. LIGHT ON THE RECIRCULATION BUTTON GOES OFF INTERMITTENTLY OR THE LIGHT ON THE REAR WINDOW DEFROSTER BUTTON GOES OFF. *TT *JB
0326032003-07-24. Service bulletin. SEATS. BLACK PAINT FLAKES IN THE CARPETING AROUND THE FRONT SEATS. *TT *JB
0226032003-07-23. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. BRAKE PAD REPLACEMENT. *TT *JB
0224032003-07-22. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. INTERMITTENT CONDITION OF A MOMENTARY REDUCTION IN POWER STEERING ASSIST AT STARTUP. *TT *JB
0306010102003-04-26. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OIL OR COOLANT LEAK. *TT
000523002B2003-04-25. Service bulletin. SERVICE BRAKES, HYDRAULIC. FRONT DISC BRAKE PULSATION. *TT
010864018B2003-04-16. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. FRONT DOOR WINDOW GLASS WON'T ROLL UP OR OUT OF CHANNEL. *TT
010864012C2003-04-16. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. DOOR GLASS SASH OUT OF RUN CHANNEL. *TT
0308660022003-04-05. Service bulletin. STRUCTURE:BODY. WIND NOISE HEARD FROM REAR OF VEHICLE. *TT
020730039A2003-03-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT
0207300502003-03-29. Service bulletin. POWER TRAIN. ENGINEERING CHANGES TO THE VALVE BODY, PRESSURE REGULATOR VALVE, 2-3 ACCUMULATOR VALVE AND BORE FOR 2002-2003 MODEL YEAR 4T45E TRANSAXLES AND SUBSEQUENT OVERHAUL PROCEDURES WHICH AFFECT 1995-2001 MODEL YEAR TRANSAXLES. *TT
0208640232003-03-29. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. POWER WINDOW INOPERATIVE. *TT
0208430052003-03-27. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. NEW WINDSHIELD WIPER MOTOR ASSEMBLY. *TT
0203080082003-02-28. Service bulletin. SUSPENSION. RATTLE, CREAK, POPPING TYPE NOISE FROM FRONT OF VEHICLE WHEN TURNING. *TT
0207300442003-02-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ERRATIC SPEEDOMETER, ERRATIC SHIFTING, CRUISE CONTROL INOPERATIVE, DIAGNOSTIC TROUBLE CODE P0502, P0758, P1860 SET. *TT
2507022002-11-22. Service bulletin. STRUCTURE:BODY:DOOR. SOME CUSTOMERS MAY COMMENT THAT THE EXTERIOR DOOR HANDLE IS INOPERATIVE ON CERTAIN VEHICLES. *TT
0606022002-11-21. Service bulletin. WHEELS. THIS MESSAGE PERTAINS TO A NEW IMPROVED FLAT WHEEL MOUNT DESIGN ON THE ALUMINUM WHEELS INCORPORATED ON 2003 MODEL YEAR N-CAR VEHICLES. *TT
020730022A2002-10-10. Service bulletin. UNKNOWN OR OTHER. SERVICE ENGINE SOON LIGHT ON WITH DIAGNOSTIC TROUBLE CODES P0716 AND / OR P0717, P0730, P0753, P0758, P1860, P1887 OR OTHER MISCELLANEOUS TRANSMISSION TROUBLE CODES SET. *TT

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