Dodge Challenger 2019 — technical service bulletin
Bulletin 18-071-19 · NHTSA communication 10168459 · issued Oct 12, 2019
Technical service bulletin
communication type
Power Train
component
2019
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: P0456 - EVAP System Small Leak. Customers may also experience the following: Extended engine crank times.
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.