Dodge Challenger 2015–2017 — technical service bulletin
Bulletin W56 Combo · NHTSA communication 10178673 · issued Jul 16, 2020
Technical service bulletin
communication type
Power Train
component
2015–2017
model years
6
vehicle entries
Official summary
Customer Satisfaction Notification W56 Reprogram Powertrain Control Module
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.