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Service bulletin 00091

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id616773
Published by NHTSA2001-03-09
Manufacturer's number00091
Manufacturer's date2000-12-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

INFORMATION ON REPLACING THE MANUAL TRANSAXLE SHIFTER. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Axle

Vehicles listed
OLDSMOBILE ALERO2000, 2001
PONTIAC GRAND AM2000, 2001

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
0207300482004-04-23. Service bulletin. PRESSURE CONTROL SOLENOID REPLACEMENT FOR 4T65-E, 4T40-E, AND 4T45-E TRANSAXLE/TRANSMISSION.*MR
0103032003-09-06. Service bulletin. INFORMATION USED WHEN SERVICING THE DRIVE AXLE NUT. *TT
010312001-05-29. Service bulletin. SUBJECT REGARDING CLARIFICATION TO CUSTOMER SATISFACTION CAMPAIGN FOR 4T40-E TRANSAXLE CONVERTER BEARING FAILURE INSPECTION / REPLACEMENT. *TT
010312001-05-29. Service bulletin. SOME VEHICLES MAY EXHIBIT A CONDITION IN WHICH THE TRANSAXLE CONVERTER PUMP TO STATOR BEARING MAY PREMATURELY FAIL, DUE TO A RAISED METAL CONDITION ON THE BEARING SURFACE ON THE INSIDE OF THE PUMP COVER. *TT
0101012001-04-04. Service bulletin. CONCERNS WITH 4T40E / 4T45E FOUR SPEED AUTOMATIC TRANSAXLES WITH ATF LEAKS AT EITHER THE COOLER LINE SEALS OR AT ONE OR BOTH AXLE SEALS. *JB
9907300312000-02-29. Service bulletin. 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. SUBJECT REGARDING ENGINEERING REQUEST FOR VEHICLES WITH 4T40E AND 4T45E TRANSAXLES WITH A CONDITION OF NO THIRD OR NO FOURTH GEAR. *TT