Ford F-150 2021–2022 — technical service bulletin
Bulletin SSM 50799 · NHTSA communication 10212125 · issued May 23, 2022
Technical service bulletin
communication type
Power Train
component
2021–2022
model years
2
vehicle entries
Official summary
Some 2021-2022 F-150 vehicles equipped with the rear 3/4 floating axle and with less than 5,000 miles (8,000 km) built on or before 10-Feb-2022 may exhibit various warning messages displayed/illuminated warning indicators in the instrument panel cluster (IPC) with anti-lock brake system (ABS) diagnostic trouble codes (DTCs) C0036, C0037 and/or U1012 in the anti-lock brake system (ABS) module. This may be due to metal contamination found on the axle wheel speed sensors or axle shaft tone ring. To correct the condition, refer to Workshop Manual (WSM), Section 205-02C to remove and clean rear axl
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.