Ford Bronco 2021 — technical service bulletin
Bulletin SSM 50296 · NHTSA communication 10204036 · issued Nov 17, 2021
Technical service bulletin
communication type
Service Brakes
component
2021
model years
2
vehicle entries
Official summary
Some 2021 Ranger and Bronco vehicles built on 15-Jun-2021 and through 15-Aug-2021 may exhibit an illuminated anti-lock brake system (ABS) warning indicator lamp with diagnostic trouble codes (DTC) C003A, C0036, C0037, and/or C0039 stored in the ABS control module. This may be due to damage or movement of the ABS tone ring on the rear axle. Remove the ABS sensor and inspect the rear ABS tone ring for damage or movement from its original position. If movement or damage has occurred, refer to Workshop Manual (WSM), Section 205-02 to complete the service procedure for axle shaft replacement. If no
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.