Ford F-250 SD 2017–2019 — technical service bulletin
Bulletin SSM 47949 · NHTSA communication 10159493 · issued Apr 26, 2019
Technical service bulletin
communication type
Electrical System
component
2017–2019
model years
12
vehicle entries
Official summary
SSM 47949 - 2017-2019 F-Super Duty - LED Headlamps - DTC U2100 Some 2017-2019 F-Super Duty vehicles may exhibit a diagnostic trouble code (DTC) U2100 in the body control module B (BCMB). Vehicles equipped with factory LED headlamps do not require a BCMB to operate the headlamps. If equipped with LED headlamps, the U2100 DTC should be ignored. It will not affect the performance of the LED headlamps or other systems that control exterior and interior lighting. Do not attempt any repairs.
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.