6.2L/6.8L/7.3L Engine – Illuminated MIL – DTC P0457 And/Or P0455 – 2021-2023 Ford F-Super Duty/E-Series
NHTSA ID Number: 10237971 Manufacturer Communication Number: SSM 51719 Summary Some 2021-2023 F-Super Duty/E-Series vehicles equipped with a 6.2L, 6.8L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 and/or P0455 stored in the powertrain control module (PCM). This may be due to a improper fuel filler cap …