Ford Mustang Mach E 2021–2023 — technical service bulletin
Bulletin OTAPU10246CHAUDM · NHTSA communication 10254320 · issued Apr 9, 2024
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
3
vehicle entries
Official summary
Quality improvements include: -22, 23 and 21 MYs: Fix the infrequent random audio noises and improve the audio quality of the vehicle. -23.5 MY may lose audio on rear left woofer/tweeter (Channel 1)
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.