Dodge Challenger 2021 — technical service bulletin
Bulletin 18-063-21 · NHTSA communication 10218569 · issued Aug 12, 2021
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customer may request enhanced valet mode for their vehicle to limit vehicle speed. This will deter any unwanted drive off of the vehicle without the customers knowledge. Requires owner to input a 4-digit pin to enable/disable the feature. This is only possible at vehicle speeds less than 8 kmh (5 mph).
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.