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Service bulletins for the 2001 Cadillac Deville

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.

426 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.
0407300342005-01-11. Service bulletin. POWER TRAIN. SERVICE ENGINE SOON (SES) LIGHT ON, DIAGNOSTIC TROUBLE CODE (DTC) P0741, TORQUE CONVERTER CLUTCH (TCC) EXCESSIVE SLIP, TRANSAXLE CHUGGLE, SLIP/SURGE. *TT
0407300032005-01-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. WHINE/HUM NOISE FROM AUTOMATIC TRANSAXLE BETWEEN 20 MPH - 50 MPH (32 - 80 KM/H) WITH LIGHT THROTTLE APPLICATIONS. *TT
30132004-08-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). C1298 IN EBTCM AND UI040 IN POWERTRAIN CONTROL MODULE (PCM), DURING KEY POWER MODE CHANGES. *MJ
020730039E2004-01-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT UPDATE. *TT
014322003-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION POOR ACCELERATION, PERFORMANCE. *TT
0624022002-11-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CUSTOMER COMPLAINTS OF EXCESSIVE TRANSMISSION NOISE IN THE PASSENGER COMPARTMENT THAT COMES FROM THE ENGINE COMPARTMENT. *TT
0401022002-04-04. Service bulletin. POWER TRAIN. CONCERNS WITH HARSH REVERSE ENGAGEMENT, FIRST SHIFT OF THE DAY. *TT
010730009B2002-04-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING NO POWER ON HEAVY ACCELERATION OR 1-2 SHIFT CONCERNS-DELAYS,SLIPS,FLARES, DIAGNOSTIC TROUBLE CODE P0731 AND/OR DIAGNOSTIC TROUBLE CODE P0732 SET. *YD
0107300272002-02-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING REFERENCING DIAGNOSTIC TROUBLE CODE P0748 DIAGNOSTIC PROCEDURE FOR HARSH SHIFT AND/OR HARSH GARAGE SHIFT CONCERNS. *YH
4T80E2001-11-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING POSSIBLE ISSUES WITH THE INTERNAL MODE SWITCH FOR AUTOMATIC TRANSMISSIONS. *JG
0107012001-09-13. Service bulletin. POWER TRAIN. INFORMATION REGARDING 4T80E TRANSMISSIONS WITH DIAGNOSTIC TROUBLE CODE P0741. *TT
0106012001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SUBJECT REGARDING PCM PROGRAMMING ADAPTER FOR 2000 - 2002 4.6L V8 EQUIPPED CADILLAC VEHICLES. *TT
0106012001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING 4T80E AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH AND HARNESS REQUEST FOR INFORMATION. *TT
0205012001-06-28. Service bulletin. POWER TRAIN. THE SUBJECT CONDITION IS A ERRATIC SHIFT, HARSH SHIFT OR SLIPS ON VEHICLES EQUIPPED WITH THE 4T80E AUTOMATIC TRANSMISSION. *TT
010730009A2001-06-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES WITH HYDRA-MATIC 4T80-E AUTOMATIC TRANSMISSIONS MAY EXHIBIT AN INTERMITTENT NO POWER AND DIAGNOSTIC TROUBLE CODE P0731, INCORRECT 1ST GEAR RATIO AND / OR DIAGNOSTIC TROUBLE CODE P0732, INCORRECT 2ND GEAR RATIO. *TT
0107300192001-06-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME OWNERS MAY COMMENT ON A HARSH GARAGE SHIFT FROM PARK TO REVERSE DURING THE FIRST SHIFT OF THE DAY. *TT
0107300152001-05-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME VEHICLES MAY EXHIBIT A LEAK AT THE TRANSMISSION COOLER QUICK FITTING INTERFACE TO THE LOWER TRANSMISSION COOLER LINE. *TT
0203012001-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SUBJECT REGARDING VEHICLES HAVING A SMALL LEAK AT THE QUICK CONNECT FITTING AT THE CASE COVER. THE LEAK IS ACTUALLY NOTICED BETWEEN THE FITTING AND THE COOLER LINE ITSELF. *TT
0101012001-05-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. INFORMATION TO DEALERS REGARDING SMALL LEAKS AT THE QUICK CONNECT FITTING AT THE CASE COVER. *TT
0101012001-05-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. INFORMATION TO SERVICE MANAGERS, DRIVEABILITY AND TRANSMISSION TECHNICIANS REGARDING 4T80E AUTOMATIC TRANSMISSION COOLER LINE LEAKS - UPDATE. *TT

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