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Service bulletins for the 2000 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.

356 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
24-NA-1412024-08-15. Service bulletin. POWER TRAIN. GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
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.
23-NA-1532023-09-26. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
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.
22-NA-1812022-09-19. Service bulletin. POWER TRAIN. This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.
PI12172018-05-07. Service bulletin. POWER TRAIN. This preliminary bulletin provides a way to aid the technician in diagnosing transmission fluid leaking from the trans breather vent.
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.
00704A2003-11-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THE 4T65E AUTOMATIC TRANSMISSION MAY EXHIBIT A CONDITION OF A HARSH GARAGE SHIFT INTO REVERSE OR DRIVE ON A COLD START. *TT
0307300172003-08-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GRIND NOISE OR NO VEHICLE MOVEMENT WHEN SHIFTING INTO DRIVE OR REVERSE. *TT
000730002B2002-10-11. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. CONCERNS WITH SLIPS, HARSH UPSHIFT OR GARAGE SHIFTS, LAUNCH SHUDDERS, FLARES, ERRATIC SHIFTS AND INTERMITTENT CONCERNS, DIAGNOSTIC TROUBLE CODE P1811 OR P0748 SET. *TT
000730007A2002-04-02. Service bulletin. POWER TRAIN. SUBJECT REGARDING WHINE NOISE IN PARK OR NEUTRAL, SERVICE ENGINE SOON OR SERVICE VEHICLE SOON LAMP ILLUMINATION. *TT
010730032B2002-03-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME OWNERS MAY COMMENT ON A TRANSMISSION OIL LEAK. *TT UPDATED *EH
0107300442002-03-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING HARSH ENGAGEMENT INTO REVERSE GEAR IN COLD AMBIENT TEMPERATURE. *TT
0406012001-10-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES MAY EXPERIENCE NO FORWARD, DELAYED FORWARD, OR THE TRANSMISSION MAY LOCK UP IN REVERSE INTERMITTENTLY, SOME VEHICLES WILL NOT MOVE WHEN PLACED IN REVERSE INTERMITTENTLY. *SLC
990730030A2001-05-24. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING BRAKE NOT APPLIED. *TT
2602012001-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES EQUIPPED WITH THE 4T65E TRANSMISSION MAY EXPERIENCE A CONDITION WHERE THE FOURTH CLUTCH IS BURNT UP. *TT
0101012001-05-10. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. GM POWERTRAIN IS CURRENTLY SEEKING INFORMATION REGARDING RIGHT SIDE (PASSENGER) AXLE LEAKS ON THE 4T65E TRANSMISSION. *TT
0101012001-03-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM POWERTRAIN IS CURRENTLY SEEKING INFORMATION REGARDING 4T65E TRANSMISSIONS WITH A WHINE NOISE IN PARK AND NEUTRAL. *TT
0007300022000-06-01. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME OWNERS OF VEHICLES WITH A HYDRA-MATIC 4T65-E TRANSAXLE MAY COMMENT ON HARSH UPSHIFTS OR HARSH GARAGE SHIFTS, SOFT SHIFTS, SHUDDERS ON HARD ACCELERATION, OR SHIFTS ERRATIC. *TT
990802000-01-12. Service bulletin. POWER TRAIN. CERTAIN VEHICLES EQUIPPED WITH THE PRESTIGE OPTION PACKAGE MAY EXHIBIT A CONDITION IN WHICH THE SPEEDOMETER AND ODOMETER UNITS DO NOT MATCH. *TT

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