TSB 21N10 — Ford Service bulletin
21N10 is a service bulletin on file with NHTSA for the Ford Mustang, 2015–2017 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Certain 2015 – 2021 Model Year Mustang Convertible Vehicles - Door Opens to Secondary Latch Position
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 21N10 names
| Vehicle | Model years |
|---|---|
| Ford Mustang | 2015, 2016, 2017 |
Every document filed under 21N10
| Document ID | Filed | Type |
|---|---|---|
| 21N10 S1 | November 15, 2023 | Service bulletin |
What 21N10 covers
Latches & locks, Body & structure — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 21N10?
21N10 is a service bulletin filed with NHTSA by Ford, covering the Ford Mustang across the 2015–2017 model years. NHTSA's summary reads: Certain 2015 – 2021 Model Year Mustang Convertible Vehicles - Door Opens to Secondary Latch Position
Which vehicles does 21N10 cover?
NHTSA's file names Ford Mustang (2015–2017). 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 21N10 a recall, and is the repair free?
No. 21N10 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 21N10?
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 21N10, its date, and NHTSA's own summary from the public file.
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 21N10. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.