Dodge Challenger 2015 — technical service bulletin
Bulletin 21-006-15 · NHTSA communication 10148612 · issued Jan 30, 2015
Technical service bulletin
communication type
Power Train
component
2015
model years
1
vehicle entries
Official summary
Flash: 845RE Transmission Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience one or more of the following concerns. ? Less than desired downshift timing (longer time to downshift than expected). ? Less than desired downshift feel during coasting decelerations and while passing. ? Less than desired shift feel when shifting from reverse to drive or drive to reverse while the vehicle is stationary (i.e. garage shift). ? Less than desired upshift feel during normal non-aggressi
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.