RAM 1500 2021–2022 — technical service bulletin
Bulletin S2208000080 · NHTSA communication 10212337 · issued Mar 25, 2022
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
10
vehicle entries
Official summary
Ambient Air Temperature Missing, MIL Lamp On, DTC P0070-15 Ambient Air Temperature Sensor Circuit-Circuit Short to Battery or Open; P0073 Ambient Air Temperature Sensor Circuit High
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.