Chrysler 300 2020–2021 — technical service bulletin
Bulletin 08-083-21 · NHTSA communication 10198443 · issued May 15, 2021
Technical service bulletin
communication type
Electrical System
component
2020–2021
model years
6
vehicle entries
Official summary
Flash: Driver Door Module (DDM) and Passenger Door Module (PDM) Updates This bulletin involves reprogramming the DDM and PDM with the latest available software. This software is for vehicles on the RRT VIN List is to improve the function and reliability of the power windows operation.
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.