Ford Bronco 2021 — technical service bulletin
Bulletin SSM 50148 · NHTSA communication 10201601 · issued Sep 24, 2021
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Some 2021 Bronco vehicles may experience multiple warning indicators / messages displayed in the instrument panel cluster (IPC) and/or multiple communication fault diagnostic trouble codes (DTC) setting in and/or related to the HS2-CAN modules. This may be due to a loose and/or improperly seated connector C210. If the vehicle exhibits the above conditions, access and inspect connector C210 for proper attachment and/or damage and repair as necessary. To access the connector, remove the right side lower cowl side panel (follow Workshop Manual, (WSM) Section 415-00 > Removal and Installation > A-
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.