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Service bulletins for the 2003 Toyota Tacoma

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.

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

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Bulletins, newest first
ER10_Remail_Deal2017-08-01. Service bulletin. SEAT BELTS: REAR/OTHER:BUCKLE ASSEMBLY; EQUIPMENT; SEAT BELTS; EQUIPMENT:APPLIANCE:AIR CONDITIONER. Dealer Letter: Safety Recall completion is important not only in satisfying government requirements but also is an integral part of our commitment to meet customer expectations of Toyota products. Toyota will be sending Safety Recall Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed. We request your assistance in completing the applicable campaign repairs as owners receive the Follow-Up Notice and contact your dealership. Please note the follow-up activity may cause an increase in your current campaign owner appointments. Toyota will continue with additional follow-up activities in the months to come. Please take this into consideration when analyzing your manpower requirements.
ER10_Remail_Regi2017-08-01. Service bulletin. EQUIPMENT; SEAT BELTS; EQUIPMENT:ELECTRICAL; EQUIPMENT:APPLIANCE:AIR CONDITIONER. Region Letter: Toyota will be sending Safety Recall Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed.
T-SB-0014-11 Rev2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this service bulletin is to provide information regarding the installation of the correct torque converter bolts during automatic transmission/transaxle assembly replacement. Incorrect torque converter bolts or missing washers can cause damage to the torque converter assembly.
T-SB-0044-14 Rev2017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING. TSB: Some 2012 - 2014 model year Tacoma vehicles equipped with 1GR-FE engines may exhibit spark knock (detonation) during light acceleration and/or uphill in hot weather (80°F or higher). The Engine Control module/ECM (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition occurring.
T-TT-0362-152017-03-28. Service bulletin. ELECTRICAL SYSTEM; ENGINE. TT: THE VEHICLE MAY BE DIFFICULT TO START OR HAVE AN ABNORMALLY LOW OR ROUGH IDLE AFTER THE BATTERY HAS BEEN DISCONNECTED OR POWER TO THE ENGINE ECM HAS BEEN INTERRUPTED.
T-SB-0012-13 REV2017-03-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM. "TSB: FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. THIS BULLETIN DETAILS THE TECHSTREAM ECU FLASH REPROGRAMMING PROCESS AND OUTLINES USE OF THE TECHNICAL INFORMATION SYSTEM (TIS) AND THE CALIBRATION UPDATE WIZARD (CUW). FLASH CALIBRATION UPDATES CAN ONLY BE APPLIED TO THE VEHICLE/ECU COMBINATION FOR WHICH THEY ARE INTENDED. ECUS HAVE INTERNAL SECURITY THAT WILL NOT ALLOW THEM TO BE PROGRAMMED WITH ANOTHER ECU’S INFORMATION."
E0D ESD_D 11/302017-02-16. Service bulletin. STRUCTURE; EQUIPMENT. DL: LIMITED SERVICE CAMPAIGN COMPLETION IS IMPORTANT AND IS AN INTEGRAL PART OF OUR COMMITMENT TO MEET CUSTOMER EXPECTATIONS OF TOYOTA PRODUCTS. TOYOTA WILL BE SENDING LIMITED SERVICE CAMPAIGN FOLLOW-UP NOTICES TO REMIND OWNERS WHOSE VEHICLES HAVE NOT YET HAD CAMPAIGN REPAIRS COMPLETED. WE REQUEST YOUR ASSISTANCE IN COMPLETING THE APPLICABLE CAMPAIGN REPAIRS AS OWNERS RECEIVE THE FOLLOW-UP NOTICE AND CONTACT YOUR DEALERSHIP. PLEASE NOT THE FOLLOW-UP ACTIVITY MAY CAUSE AN INCREASE IN YOUR CURRENT CAMPAIGN OWNER APPOINTMENTS. TOYOTA WILL CONTINUE WITH ADDITIONAL FOLLOW-UP ACTIVITIES IN THE MONTHS TO COME. PLEASE TAKE THIS INTO CONSIDERATION WHEN ANALYZING YOUR MANPOWER REQUIREMENTS.
E0D ESD_R 11/302017-02-16. Service bulletin. EQUIPMENT; STRUCTURE. RL: TOYOTA WILL BE SENDING LIMITED SERVICE CAMPAIGN FOLLOW-UP NOTICES TO REMIND OWNERS WHOSE VEHICLES HAVE NOT YET HAD CAMPAIGN REPAIRS COMPLETED.
POL08-042017-02-14. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. WARRANTY POLICY BULLETIN (POL08-04): TOYOTA RECEIVED ISOLATED REPORTS REGARDING A SMALL NUMBER OF ‘01 THROUGH ‘04 MODEL YEAR TACOMA VEHICLES OPERATED IN SEVERE COLD CLIMATE AREAS WITH HIGH ROAD SALT USE. THEY WERE REPORTED TO BE EXHIBITING EXCESSIVE RUST CAUSING PERFORATION OF THE FRAME. TOYOTA INVESTIGATED THESE REPORTS AND DETERMINED THAT THE FRAMES FOR THIS SMALL NUMBER OF VEHICLES MAY NOT HAVE ADEQUATE CORROSION-RESISTANT PROTECTION FOR USE IN THIS ENVIRONMENT. THIS COMBINED WITH PROLONGED EXPOSURE TO ROAD SALTS AND OTHER ENVIRONMENTAL FACTORS MAY CONTRIBUTE TO THE DEVELOPMENT OF EXCESSIVE RUST IN THE FRAMES OF SOME VEHICLES.
TC13-0192016-04-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TC-15-0162015-09-18. Service bulletin. TIRES:TEMPORARY/EMERGENCY SPARE TIRE; EQUIPMENT ADAPTIVE/MOBILITY. TOYOTA: TSB HAS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. DUE TO EXPOSURE AND PROLONGED USAGE OF ROAD SALTS AND OTHER ENVIRONMENTAL FACTORS, ON CERTAIN TRUCKS, THE LIFT PLATE FOR SPARE TIRE CARRIER WILL CORRODE AND BREAK CAUSING DETACHMENT OF SPARE TIRE. MODEL 2001-04 TACOMA. *PE
TSB-0087-122012-08-21. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. TOYOTA: ACCELERATOR PEDAL SENSOR ASSEMBLY INFORMATION REGARDING THE INSPECTION, REMOVAL, AND INSTALLATION, IF LUBRICATION OR OIL, IS APPLIED. *PE
TSB-0122-112011-12-17. Service bulletin. AIR BAGS; SEATS. TOYOTA: INFORMATION PROVIDED FOR REPLACING THE SEAT COVERS FOR VEHICLES EQUIPPED WITH SIDE AIRBAGS. *PE
TC-11-0132011-06-29. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A SERVICE CAMPAIGN TO APPLY ANTI-CORROSION MATERIALS FOR VEHICLES IN COLD STATES. 1996-2004 TACOMAS. *RM
TC-10-0562011-06-02. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; STRUCTURE:FRAME AND MEMBERS. TOYOTA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. TOYOTA IS EXTENDING THE DATE FOR CORROSION RESISTANCE TREATMENT. *RM
TC-10-0502011-04-12. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. LIMITED SERVICE CAMPAIGN (LSC). 90D DEADLINE EXTENSION AND OWNER RENOTIFICATION. FRAME CORROSION RESISTANT COMPOUND (CRC). *PE
TC-10-0492011-04-12. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA: LIMITED SERVICE CAMPAIGN-90 D DEADLINE EXTENSION AND OWNER RENOTIFICATION. FRAME CORROSION-RESISTANT COMPOUND(CRC). *PE
TC-10-0362010-11-29. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA: FRAME CORROSION PREVENTATIVE COMPOUND. OWNERS WHOSE VEHICLES HAVE NOT YET HAD LSC 90D REPAIRS COMPLETED WILL BE NOTIFY. AFFECTS ONLY CERTAIN STATES:VT, MA AND ME. *PE
TSB-0064-102010-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TOYOTA: TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. MODEL YEARS FROM 2001-2011. *PE
LSC-90-D2009-09-24. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A NUMBER OF VEHICLES OPERATING IN SEVERE COLD CLIMATE AREAS WITH HIGH ROAD SALT USED EXHIBITED EXCESSIVE RUST CORROSION TO THE FRAME, CAUSING PERFORATION OF THE METAL. THE FRAMES IN THIS SMALL NUMBER OF VEHICLES MAY NOT HAVE ADEQUATE CORROSION RESISTANT PROTECTION FOR USE IN THIS ENVIRONMENT. *PE UPDATED /25/11 *PE
TCS-08-0182009-02-25. Service bulletin. STRUCTURE:FRAME AND MEMBERS. TOYOTA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. WARRANTY ENHANCEMENT FOR FRAME RUST PERFORATION ON MODEL TRUCKS IN SEVERE COLD CLIMATE AREAS WITH HIGH ROAD SALT USE. CSC LETTER WAS RECEIVED. *PE
52692006-01-10. Service bulletin. ELECTRICAL SYSTEM:WIRING. REPAIR MANUAL CORRECTION FOR THE REAR DIFFERENTIAL LOCK - ELECTRICAL WIRING DIAGRAM. 00400-EWD47-8U. '02 TACOMA. *TT '03 TACOMA. 00400-EWD51-7U. *TT '04 TACOMA - 00400-EWD56-5U. *TT '01 TACOMA. 0040-EWD44-0U. *TT '00 TACOMA - 00400-EWD38-5U. *TT '00 TACOMA - 00400-EWD36-4U. '99 TACOMA - 00400-EWD36-4U. *TT
00400100212005-08-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. REPAIR MANUAL CORRECTION. *SC
050152005-07-26. Service bulletin. SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT. SPECIAL SERVICE CAMPAIGN 50J - PHASE I - FRONT SUSPENSION LOWER BALL JOINT MAY EXPERIENCE EXCESSIVE WEAR AND LOOSENESS CAUSING INCREASED STEERING, EFFORT, REDUCED VEHICLE SELF-CENTERING, AND NOISE IN THE FRONT SUSPENSION. *TT
5098B2005-07-26. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. DIFFERENTIAL LOCKING SYSTEM - SUSPENSION AND AXLE. REPAIR MANUAL CORRECTION. 00400-RM100-2U2. *TT

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