TSB 20523 — Ford Service bulletin

20523 is a service bulletin on file with NHTSA for the Ford Mustang, 2007–2008 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. FORD: AIRBAG LIGHT-PRETENSIONER PIGTAIL KIT AVAILABLE. VEHICLES MAY EXHIBIT AIRBAG LIGHT WITH B2292 HARD FAULT CODE POINTING TOWARD SEAT BELT PRETENSIONER. REPLACE BODY WIRING HARNESS CONNECTOR.

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

1Document filed
1Vehicle named
2Model years

Vehicles and model years 20523 names

VehicleModel years
Ford Mustang 2007, 2008

Every document filed under 20523

Document IDFiledType
20523 November 1, 2008 Service bulletin

What 20523 covers

Seat belts — the component vocabulary NHTSA files this communication under.

← All Ford Mustang TSB years TSB lookup by model

Questions buyers ask

What is TSB 20523?

20523 is a service bulletin filed with NHTSA by Ford, covering the Ford Mustang across the 2007–2008 model years. NHTSA's summary reads: FORD: AIRBAG LIGHT-PRETENSIONER PIGTAIL KIT AVAILABLE. VEHICLES MAY EXHIBIT AIRBAG LIGHT WITH B2292 HARD FAULT CODE POINTING TOWARD SEAT BELT PRETENSIONER. REPLACE BODY WIRING HARNESS CONNECTOR.

Which vehicles does 20523 cover?

NHTSA's file names Ford Mustang (2007–2008). 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 20523 a recall, and is the repair free?

No. 20523 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 20523?

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 20523, 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 20523. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.