Ford C-Max 2016–2018 — technical service bulletin
Bulletin SSM 49086 · NHTSA communication 10179356 · issued Aug 12, 2020
Technical service bulletin
communication type
Electrical System
component
2016–2018
model years
13
vehicle entries
Official summary
Some 2016-2017 Expedition/Navigator, 2016-2018 Focus/C-MAX, And 2016-2018 Transit Connect vehicles may exhibit a concern where the radio will revert to an AM or FM station after the vehicle's ignition has been turned off and turned back on. To address this condition, reprogram the audio control module (ACM) using the appropriate Ford diagnostic scan tool. For claiming, use causal part 18C869 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
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.