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Service bulletin 4T65E

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 id618105
Published by NHTSA2001-04-04
Manufacturer's number4T65E
Manufacturer's date2001-02-17
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

SUBJECT REGARDING AUTOMATIC TRANSMISSION CODES P0741, P0742 - THIRD REUEST FOR INFO. *JB

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, Automatic transmission, Transmission control module

Trouble codes named

P0741, P0742

Vehicles listed
BUICK CENTURY2001
BUICK LESABRE2001
BUICK PARK AVENUE2001
BUICK REGAL2001
CHEVROLET IMPALA2001
CHEVROLET LUMINA2001
CHEVROLET MONTE CARLO2001
CHEVROLET VENTURE2001
OLDSMOBILE INTRIGUE2001
OLDSMOBILE SILHOUETTE2001
PONTIAC AZTEK2001
PONTIAC BONNEVILLE2001
PONTIAC GRAND PRIX2001
PONTIAC MONTANA2001

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
01-00-89-010J2018-05-21. Service bulletin. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
08-07-30-0022008-08-21. Service bulletin. INFORMATION ON 4T65-E MN7, M15 AND M76 FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTCS P0741, P0742, P0757, P842, HARSH SHIFTS OR SLIPS. *PE UPDATE 6/11/10. *PE
0807300022008-07-09. Service bulletin. INFORMATIONAL ON 4T65-E MN7, M15 AND M76 FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTCS P0741, P0742, P0757, P842, HARSH SHIFTS OR SLIPS. *PE
0607300232007-01-08. Service bulletin. 4T65E TRANSMISSION 1-2 SHIFT SHUDDER AT LIGHT TO MODERATE ACCELERATION. REPLACE COMPLETE SECOND CLUTCH ASSEMBLY. *KB
3641A2006-01-25. Service bulletin. CANNOT SHIFT VEHICLE OUT OF PARK WITH DEAD OR LOW BATTERY. *TT
35002005-09-20. Service bulletin. REPEAT FAILURES OF ALL-WHEEL DRIVE TRANSFER CASE AND/OR TRANSMISSION - UNABLE TO ATTAIN CORRECT TRANSFER CASE SELECTIVE WASHER MEASUREMENT. *TT
020730013D2005-02-15. Service bulletin. INCORRECT TRANSMISSION SHIFTS POOR ENGINE PERFORMANCE HARSH 1-2 UPSHIFTS SLIPS 1ST AND REVERSE TORQUE CONVERTER CLUTCH STUCK OFF ON DIAGNOSTIC TROUBLE CODE P0730, P0756, P0757, P0741, P0742. *EH *TT
31022004-11-05. Service bulletin. SERVICE VME 01-04 VEHICLE EQUIPPED WITH 4T65E AUTOMATIC TRANSMISSION 4T65E TRANSMISSION VALVE BODY INSPECTION PROCEDURE. (TO INCLUDE 2004 PONTIAC AZTEC) *SC ALL 2001 - 2006 PASSENGER VEHICLES WITH 4T65E TRANSAXLE. *TT
0408500022004-08-16. Service bulletin. INFORMATION ON INABILITY TO CORRECT THE RPA CODE. *MJ
016092004-05-28. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0650 SET AFTER PCM (POWERTRAIN CONTROL MODULE) REPLACEMENT. *TT