TSB 13423 — Ford Service bulletin

13423 is a service bulletin on file with NHTSA for the Ford Ranger, 1991–1994 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. VEHICLES EQUIPPED WITH MANUAL TRANSMISSION MAY EXHIBIT NEUTRAL GEAR ROLLOVER NOISE WHICH OCCURS AT IDLE WITH TRANSMISSION IN NEUTRAL AND CLUTCH ENGAGED.

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

1Document filed
1Vehicle named
4Model years

Vehicles and model years 13423 names

VehicleModel years
Ford Ranger 1991, 1992, 1993, 1994

Every document filed under 13423

Document IDFiledType
13423 October 1, 1999 Service bulletin

What 13423 covers

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

← All Ford Ranger TSB years TSB lookup by model

Questions buyers ask

What is TSB 13423?

13423 is a service bulletin filed with NHTSA by Ford, covering the Ford Ranger across the 1991–1994 model years. NHTSA's summary reads: VEHICLES EQUIPPED WITH MANUAL TRANSMISSION MAY EXHIBIT NEUTRAL GEAR ROLLOVER NOISE WHICH OCCURS AT IDLE WITH TRANSMISSION IN NEUTRAL AND CLUTCH ENGAGED.

Which vehicles does 13423 cover?

NHTSA's file names Ford Ranger (1991–1994). 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 13423 a recall, and is the repair free?

No. 13423 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 13423?

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 13423, 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 13423. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.