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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

Bulletins, newest first
03140022004-02-18. Service bulletin. ENGINE AND ENGINE COOLING. CORRECTED SPECIFIED ENGINE COOLANT - SERVICE MANUAL REVISION. *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
0355008R2003-12-15. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. DEBRIS (SUCH AS LEAVES, ETC.) ENTERING THE FRONT COWL AREA MAY CLOG THE EVAPORATOR HOUSING DRAIN TUBE. IF THIS OCCURS, THE EVAPORATOR HOUSING MAY FILL UP WITH CONDENSATION AND OVERFLOW INTO THE PASSENGER COMPARTMENT, AND INTO THE BLOWER MOTOR THROUGH THE COOLING TUBE. *TT
03550082003-12-15. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. DEBRIS (SUCH AS LEAVES, ETC) ENTERING THE FRONT COWL AREA MAY CLOG THE EVAPORATOR HOUSING DRAIN TUBE. IF THIS OCCURS, THE EVAPORATOR HOUSING MAY FILL UP WITH CONDENSATION AND OVERFLOW INTO THE PASSENGER COMPARTMENT, AND INTO THE BLOWER MOTOR THROUGH THE COOLING TUBE. *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
942003-10-30. Service bulletin. SERVICE BRAKES, HYDRAULIC. BRAKE NOISE. 2003 LANCER EVOLUTION. *TT
942003-10-30. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH REMOVAL FROM TRANSAXLE. 2003 LANCER EVOLUTION. *TT
892003-10-09. Service bulletin. FUEL SYSTEM, OTHER. MALFUNCTION INDICATOR LAMP (MIL) ON AND DIAGNOSTIC TROUBLE CODE (DTC) P0421. *TT
892003-10-09. Service bulletin. FUEL SYSTEM, OTHER. MALFUNCTION INDICATOR LAMP (MIL) ON AND DIAGNOSTIC TROUBLE CODE (DTC) P0181. *TT
03000142003-10-07. Service bulletin. UNKNOWN OR OTHER. NORMAL NOISE CHARACTERISTICS. *TT
0342B0012003-10-01. Service bulletin. STRUCTURE:BODY. WATER ENTRY INTO VEHICLE INTERIOR. *TT
030012003-10-01. Service bulletin. ELECTRICAL SYSTEM. OXYGEN SENSOR HARNESS CORROSION - EMISSIONS RECALL. *TT
932003-09-11. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. BLOWER MOTOR FAILURE. *TT
932003-09-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. REAR SPOILER (OWNER'S MANUAL ERROR). *TT
932003-09-11. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. TRANSAXLE OR TRANSFER CASE REMOVAL. *TT
932003-09-11. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. OIL LEAKS - MANUAL TRANSMISSION. *TT
932003-09-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. TURBO VACUUM METER KIT. *TT
932003-09-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REPORTED ENGINE OIL LEAKS CAUSED BY THE PROTECTIVE COATING APPLIED DURING MANUFACTURE. *TT
03210012003-08-26. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH RELEASE CYLINDER LEAKING CONDITION. *TT
03540072003-08-11. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. IMMOBILIZER SYSTEM INFORMATION UPDATE (2003 MODELS). *TT
03510032003-04-23. Service bulletin. EQUIPMENT. CARBON FIBER SPOILER APPEARANCE CHARACTERISTICS. *TT
03350022003-04-23. Service bulletin. SERVICE BRAKES, HYDRAULIC. BREAK-IN DRIVING PRECAUTIONS AND BRAKE NOISE DIAGNOSIS. 2003 LANCER EVOLUTION. *TT
03000042003-04-22. Service bulletin. UNKNOWN OR OTHER. EVOLUTION TECHNICAL SPECIFICATIONS. *TT
03510012003-04-11. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. SPECIAL WIPER PIVOT CAPS (GROMMETS) ONTO THE WIPER PIVOT SHAFTS TO KEEP WATER FROM ENTERING THE BLOWER MOTOR, CAUSING BLOWER MOTOR FAILURE. *TT
0242A0162003-02-21. Service bulletin. STRUCTURE:BODY. PARTIAL WELDED PANEL REPLACEMENT. *TT

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