Ford Mustang 2024–2025 — technical service bulletin
Bulletin SSM 53974 · NHTSA communication 11020049 · issued Jun 24, 2025
Technical service bulletin
communication type
Engine
component
2024–2025
model years
2
vehicle entries
Official summary
Some 2024-2025 Mustang vehicles equipped with a 2.3L EcoBoost engine may require removal of the air conditioning compressor belt due to various concerns. Workshop Manual (WSM), Section 303-05 has been updated with improved removal and installation service procedure steps.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.