RAM 1500 2020–2021 — technical service bulletin
Bulletin S2408000130 · NHTSA communication 11012182 · issued Dec 22, 2024
Technical service bulletin
communication type
Electrical System
component
2020–2021
model years
2
vehicle entries
Official summary
Changing Tires to a Larger Size Triggers a Park Assist Module (PAM/PTS) to Set Diagnostic Trouble Code (DTC) B222A Vehicle Line Mismatch
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.