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Service bulletins for the 2002 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.

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

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
PI1394B2024-02-02. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. This PI bulletin advises the technician on the proper way to install the pistons in an engine.
PIP5640A2022-10-17. Service bulletin. POWER TRAIN. This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
0707300252008-02-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON 4T40-E (MN4) AND 4T45-E (MN5) FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTC P0741, P0742, P0751, P0752, P0756, P0757, P1811, HARSH SHIFTS, SLIPS, NO DRIVE, NO REVERSE. *NJ
39152006-03-15. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE). CLUTCH PEDAL STAYS TO FLOOR. *TT
36692006-02-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. M86/M94 TRANSMISSION INFORMATION TO DISASSEMBLE THIRD FOURTH AND FIFTH GEAR. *AK
32532005-10-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLE WILL NOT MOVE IN EITHER DIRECTION. TRANSMISSION MAY SHOW OVER FULL. P90 4T40E 4T45E NO MOVEMENT DRIVE OR REVERSE. CONVERTER MAY BE EMPTY OF FLUID. *TT
34472005-10-24. Service bulletin. POWER TRAIN. 4T40E OR 4T45E WILL NOT SHIFT NO DIAGNOSTIC TROUBLE CODES. *TT
016042004-05-28. Service bulletin. POWER TRAIN. 4T40E, 4T45E CHANGE IN APPEARANCE OF FORWARD, SECOND AND REVERSE CLUTCH WAVE PLATE. *TT
0207300482004-04-23. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. PRESSURE CONTROL SOLENOID REPLACEMENT FOR 4T65-E, 4T40-E, AND 4T45-E TRANSAXLE/TRANSMISSION.*MR
030730021A2004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 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
030730012A2004-01-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSAXLE OR TRANSMISSION SLIPS, WON'T SHIFT, NO REVERSE, 2ND, 3RD OR OVERDRIVE, ERRATIC SHIFTS. *TT
014322003-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION POOR ACCELERATION, PERFORMANCE. *TT
0103032003-09-06. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. INFORMATION USED WHEN SERVICING THE DRIVE AXLE NUT. *TT
0220032003-09-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). REPEAT CONDITION OF THE POWERTRAIN CONTROL MODULE (PCM), DIAGNOSTIC TROUBLE CODE (DTC) P0130, WHICH IS PCM DETECTED TO LOOP STATUS WAS OPEN TOO LONG. ENGINEERING WOULD LIKE TO INSPECT ANY VEHICLE BEFORE THE ACTUAL REPAIR HAS BEEN PERFORMED WHERE THE DIAGNOSIS LEADS TO REPLACING AN OXYGEN SENSOR TO REPAIR THE CONDITION. *TT
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
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
0207290012002-05-21. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SOME CUSTOMERS MAY COMPLAIN ON A GRINDING OR RATTLE TYPE NOISE COMING FROM THE TRANSMISSION. *SLC
0402022002-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME DEALERS MAY NOTICE TRANSMISSION FLUID WEEP OR LEAK FROM THE TRANSMISSION COOLER LINE FITTINGS DURING PREDELIVERY INSPECTION. *TT
2610012002-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING HIGHLINE PRESSURE AFTER AN OVERHAUL OF THE TRANSAXLE WHEN USING OVERHAUL KITS. *TT
2908012001-08-31. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. INFORMATION ON VEHICLES EXHIBITING MANUAL TRANSMISSION GEAR NOISE. *TT
1007300242001-08-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CERTAIN VEHICLES, WITH EITHER THE LN2 OR L61 ENGINES, HAVE SOFTWARE THAT DOES NOT ALLOW THE TECH 2 TO DISPLAY OR CLEAR SHIFT ADAPTS. *TT

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