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Service bulletins for the 2003 Ford Thunderbird

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
TSB-12-8-12012-12-12. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE. FORD/LINCOLN/MERCURY: MAY HAVE SLUDGE BUILDUP IN THROTTLE BODY LEADING TO LESS AIRFLOW OR ENGINE IDLING RPM FLUCTUATION AND HARD STARTS OR BATTERY DISCONNECT OR DEAD BATTERY AFTER KEEP ALIVE MEMORY (KAM) CLEAR. MODELS 2003-05 THUNDERBIRD, 05-06 MUSTANG, 06-08 FUSION, 04-05 EXPLORER, 05-06 EXPEDITION, 05-07 F-150; 2003-06 LS, 06 ZEPHYR, 05-06 NAVIGATOR; 06-08 MILAN. *PE
CSP 07M072008-10-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:IGNITION. FORD/LINCOLN MERCURY: CERTAIN 2003-2005 MODEL YEAR LINCOLN LS AND FORD THUNDERBIRD VEHICLES EQUIPPED WITH 3.9L ENGINE WITH EXTENDED WARRANTY COVERAGE ON IGNITION COIL ASSEMBLIES AND ON 2003 MY VEHICLES ONLY , ENGINE VALVE COVER GASKETS. *PE
07072007-11-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CERTAIN 2003 MODEL YEAR LINCOLN LS AND FORD THUNDERBIRD VEHICLES EQUIPPED WITH 3.9L ENGINE - EXTENDED WARRANTY COVERAGE ON IGNITION COIL ASSEMBLIES AND ENGINE VALVE COVER GASKETS. ALSO HAVE AN OWNER'S LETTER. *NJ
186152005-12-07. Service bulletin. ENGINE AND ENGINE COOLING. UNUSUAL ENGINE NOISE OR ENGINE KNOCK CONCERNS DUE TO REGULAR FUEL. *TT
0314042005-01-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE MISFIRE OR RUNNING - COIL ON PLUG (COP) IGNITION SYSTEMS - WDS COP KIT DIAGNOSTIC TIPS. TO INCLUDE VARIOUS 2005 MODELS. * AR THIS ARTICLE 04161 SUPERSEDES TSB 03-14-04.
176662004-06-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC TROUBLE CODE (DTC) U0300 (INTERNAL CONTROL MODULE SOFTWARE INCOMPATIBILITY) STORED IN THE PCM WITH NO OTHER DTC'S PRESENT. *TT
031442003-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE MISFIRE OR ROUGH RUNNING CONDITION WITH COIL ON PLUG (COP) IGNITION SYSTEMS MAY BE MORE ACCURATELY DIAGNOSED USING THE OPTIONAL WORLDWIDE DIAGNOSTIC SYSTEM (WDS) COIL ON PLUG (COP) KIT. 2003 SUPER DUTY F SERIES INCLUDED. *TT

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