Chrysler 300 2010 — technical service bulletin
Bulletin 18-068-15 · NHTSA communication 10148692 · issued Sep 29, 2015
Technical service bulletin
communication type
Fuel System, Gasoline
component
2010
model years
3
vehicle entries
Official summary
Flash: PCM Software Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find Diagnostic Trouble Code (DTC) U0401-00 - Implausible Data Received From ECM/PCM. This software update also has improvements for fuel pump relay cycling during remote starts.
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.