Chrysler 300 2017 — technical service bulletin
Bulletin 1807120 · NHTSA communication 10221892 · issued Aug 28, 2020
Technical service bulletin
communication type
Power Train
component
2017
model years
3
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with updated software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) set in the PCM memory:U1424-00 - Implausible Engine Torque Signal Received. In addition, the customer may notice:An unpleasant odor in the vehicle under certain extreme ambient conditions(LD vehicles with Sales Codes EZH with Police Group (Sales Code AHB) or Special Service Group (Sales Code AHV)). The following so
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.