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Service bulletins for the 2003 Mitsubishi Lancer

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.

78 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
1372007-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). REPROGRAMMING THE PCM DRIVABILITY OR SENSITIVITY ISSUES CAN BE CORRECTED. *KB
050022005-11-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). EMISSIONS RECALL CAMPAIGN - INCORRECT PARAMETERS IN THE PCM SOFTWARE THAT MAY ALLOW A MALFUNCTION IN THE VEHICLE SPEED SENSOR TO GO UNDETECTED BY THE ON-BOARD DIAGNOSTIC SYSTEM (OBD). *TT
05230042005-10-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 2-3 SHIFT FLARE. *TT
04130072004-08-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING FOR DIAGNOSTIC TROUBLE CODE (DTC) P0300 RANDOM MISFIRE. *TT DRIVEABILITY CONCERNS. MITSUBISHI TECH TALK. *TT UPDATE. *TT
03130092004-02-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). POWERTRAIN CONTROL MODULE PROGRAMMING FOR DIAGNOSTIC TROUBLE CODE P0507. *TT
03230062003-12-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. TORQUE CONVERTER SHUDDER, SURGE, AND/OR VIBRATION (POSSIBLY INTERMITTENT) WHEN DRIVING 35-50 MPH AT STEADY THROTTLE. *TT

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