Dodge Challenger 2020 — technical service bulletin
Bulletin 0808522 · NHTSA communication 10228071 · issued Apr 15, 2022
Technical service bulletin
communication type
Electrical System
component
2020
model years
2
vehicle entries
Official summary
Radio Frequency Hub Module (RFHM) Updates
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.