Chrysler 300 2020–2021 — technical service bulletin
Bulletin 9004334 · NHTSA communication 10187603 · issued Dec 2, 2020
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2020–2021
model years
16
vehicle entries
Official summary
Power Window Regulator or Motor Owners may complain that the Driver and or Passenger Windows are inoperative. Technician may find DTC?s B18BA-12 - Window Control - Circuit Short to Battery, B18BA-13 - Window Control - Circuit Open (stored or active). Replace the DDM or PDM per detailed repair information in Service Library or reference Star Online Publlication S2008000182. Replacing regulators or motors will not correct this issue.
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.