TSB 03148 — Ford and Lincoln Service bulletin

03148 is a service bulletin on file with NHTSA for 10 Ford and Lincoln models, 1992–2001 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. NEW TRANSMISSION COOLER FLUSHER - SERVICE TIPS. 2003 ESCORT AND SUPER DUTY F SERIES INCLUDED.

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

1Document filed
10Vehicles named
10Model years

Vehicles and model years 03148 names

VehicleModel years
Ford Bronco 1992, 1993, 1994, 1995, 1996
Ford Expedition 1997, 1998
Ford Explorer 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
Ford F-150 1992, 1993, 1994, 1995, 1996
Ford F-250 1992, 1993, 1994, 1998
Ford F-350 1992, 1993, 1994, 1996, 1997
Ford Ranger 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
Ford Taurus 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
Ford Windstar 1995, 1996, 1997, 1998
Lincoln Navigator 1998

Every document filed under 03148

Document IDFiledType
03148 July 21, 2003 Service bulletin

What 03148 covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Ford Bronco TSB years TSB lookup by model

Questions buyers ask

What is TSB 03148?

03148 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 10 Ford and Lincoln models across the 1992–2001 model years. NHTSA's summary reads: NEW TRANSMISSION COOLER FLUSHER - SERVICE TIPS. 2003 ESCORT AND SUPER DUTY F SERIES INCLUDED.

Which vehicles does 03148 cover?

NHTSA's file names Ford Bronco (1992–1996); Ford Expedition (1997–1998); Ford Explorer (1992–2001); Ford F-150 (1992–1996); Ford F-250 (1992–1994, 1998); Ford F-350 (1992–1994, 1996–1997); Ford Ranger (1992–2000); Ford Taurus (1992–1999); Ford Windstar (1995–1998); 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 03148 a recall, and is the repair free?

No. 03148 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 03148?

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 03148, 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 03148. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.