Gateway Module (GWM)/Telematic Control Unit (TCU) Programming Failure – 2021 Ford Mustang Mach-E/F-150/Edge
NHTSA ID Number: 10201600 Manufacturer Communication Number: SSM 50140 Summary Some 2021 Mustang Mach-E, F-150, and Edge vehicles may experience a GWM and/or TCU programming failure with an error message displayed in the Ford Diagnosis and Repair System (FDRS) stating The Programming Or Part Number Validation Process Has Failed. This may be due to the USB … Read more