Ford Bronco 2021 — technical service bulletin
Bulletin SSM 52043 · NHTSA communication 10246357 · issued Nov 7, 2023
Technical service bulletin
communication type
Equipment
component
2021
model years
1
vehicle entries
Official summary
Some 2021 Bronco vehicles built on or before 01-Sep-2021 equipped with a factory soft top roof may not have the hard top roof prep kit. The prep kit includes the controls, wiring, hoses and module configurations required to have a functional rear wiper, washer and defroster. Without the prep kit installed from the factory, the rear wiper, washer and defroster, will not function. The prep kit can be identified on the window sticker as Soft-Top, Cloth W/Prep Kit under the optional equipment/other heading. This is a normal condition and no repairs/upfitting should be performed. Do not submit a cl
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.