Dodge Charger 2018 — technical service bulletin
Bulletin 1807220 · NHTSA communication 10221894 · issued Aug 28, 2020
Technical service bulletin
communication type
Power Train
component
2018
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with updated software. Customers may experience:An unpleasant odor in the vehicle under certain extreme ambient conditions.
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.