Ford C-Max 2014–2020 — technical service bulletin
Bulletin SSM 50257 · NHTSA communication 10203848 · issued Nov 4, 2021
Technical service bulletin
communication type
Communication
component
2014–2020
model years
40
vehicle entries
Official summary
Various 2014-2020 vehicles equipped with a 3G modem may experience a lack of 3G modem performance. This may be due to the 3G cellular service functionality being decommissioned starting August 2021 and through March 2022. As the 3G cellular service is decommissioned, vehicles equipped with the 3G telematics control unit (TCU) will lose MyFord Mobile and MyLincoln Mobile app functionality/connectivity. Repair or Replacement of the TCU should no longer be performed using existing service stock. Replacement of the 3G TCU for this concern will result in programming concerns and repairs should not
Vehicles covered
- 2014 Ford C-Max
- 2015 Ford C-Max
- 2016 Ford C-Max
- 2017 Ford C-Max
- 2016 Ford Focus
- 2017 Ford Focus
- 2018 Ford Focus
- 2014 Ford Fusion
- 2015 Ford Fusion
- 2016 Ford Fusion
- 2017 Ford Fusion
- 2018 Ford Fusion
- 2019 Ford Fusion
- 2020 Ford Fusion
- 2014 Ford Fusion Energi
- 2015 Ford Fusion Energi
- 2016 Ford Fusion Energi
- 2017 Ford Fusion Energi
- 2018 Ford Fusion Energi
- 2019 Ford Fusion Energi
- 2020 Ford Fusion Energi
- 2014 Ford Fusion Hybrid
- 2015 Ford Fusion Hybrid
- 2016 Ford Fusion Hybrid
- 2017 Ford Fusion Hybrid
- 2018 Ford Fusion Hybrid
- 2019 Ford Fusion Hybrid
- 2020 Ford Fusion Hybrid
- 2017 Lincoln Continental
- 2015 Lincoln MKC
- 2016 Lincoln MKC
- 2017 Lincoln MKC
- 2016 Lincoln MKX
- 2017 Lincoln MKX
- 2015 Lincoln MKZ
- 2016 Lincoln MKZ
- 2017 Lincoln MKZ
- 2015 Lincoln MKZ Hybrid
- 2016 Lincoln MKZ Hybrid
- 2017 Lincoln MKZ Hybrid
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.