TSB 03144 — Ford and Lincoln Service bulletin

03144 is a service bulletin on file with NHTSA for 4 Ford and Lincoln models, 1997–1999 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. 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.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
4Vehicles named
3Model years

Vehicles and model years 03144 names

VehicleModel years
Ford Crown Victoria 1998
Ford Expedition 1997, 1998, 1999
Ford Mustang 1998, 1999
Lincoln Navigator 1998

Every document filed under 03144

Document IDFiledType
03144 July 21, 2003 Service bulletin

What 03144 covers

Engine — the component vocabulary NHTSA files this communication under.

← All Ford Crown Victoria TSB years TSB lookup by model

Questions buyers ask

What is TSB 03144?

03144 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 4 Ford and Lincoln models across the 1997–1999 model years. NHTSA's summary reads: 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.

Which vehicles does 03144 cover?

NHTSA's file names Ford Crown Victoria (1998); Ford Expedition (1997–1999); Ford Mustang (1998–1999); Lincoln Navigator (1998). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 03144 a recall, and is the repair free?

No. 03144 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 03144?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 03144, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 03144. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.