Ford Bronco 2023 — technical service bulletin
Bulletin SSM 52008 · NHTSA communication 10244872 · issued Oct 23, 2023
Technical service bulletin
communication type
Equipment
component
2023
model years
7
vehicle entries
Official summary
Some 2023 Bronco/Corsair/F-150/F-Super Duty vehicles may exhibit a DTC P1674 in the GWM after an OTA update. This OTA update is delivered in two downloads. If the GWM is tested between OTAs, this code will be present. This DTC does not affect vehicle durability and no additional diagnosis or service is required for this condition at this time. Inform customers that they can continue to drive the vehicle. The software update that addresses the symptom will be sent via Ford Power-Up software updates delivered over-the-air (OTA) to connected vehicles that have automatic updates enabled through th
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.