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Service bulletins for the 1999 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.

150 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
PIP53462017-08-15. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES; POWER TRAIN. This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick connect verses inverted flare. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
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
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
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
0103032003-09-06. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. INFORMATION USED WHEN SERVICING THE DRIVE AXLE NUT. *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
0007300122000-10-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT. SOME CUSTOMERS WHO ARE EXPERIENCING PHYSICAL CHALLENGES WITH THE USAGE OF THEIR RIGHT HAND MAY COMMENT THAT THE AUTOMATIC TRANSMISSION SHIFT LEVER HANDLE IS DIFFICULT TO OPERATE. *TT
9907300312000-02-29. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME OWNERS OF CERTAIN VEHICLES BUILT PRIOR TO NOVEMBER 1, 1999 MAY COMMENT ON A NO THIRD AND FOURTH GEAR CONDITION. *TT
VSG199900801999-10-27. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SUBJECT REGARDING ENGINEERING REQUEST FOR VEHICLES WITH 4T40E AND 4T45E TRANSAXLES WITH A CONDITION OF NO THIRD OR NO FOURTH GEAR. *TT

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