April 3, 2015 Service bulletin

Flash: 845RE Transmission Shift Enhancements This bulletin involves reprogramming the Transmission Control...

Dodge technical service bulletin 21-006-15 REVA for 2015 Dodge Challenger.

Bulletin number: 21-006-15 REVA
Component: Electrical system
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. ? Malfunction Indicator Lamp (MIL) illumination with Diagnostic Trouble Code (DTC) P0734 - Gear 4 Shift Incorrect Ratio set in the TCM memory. ? Harsh or erratic 8-6 downshift during freeway driving. ? Harsh or erratic 6-4 and/or 6-3 downshift during city driving. ? Harsh or erratic upshifts while in Sport Mode. ? 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-aggressive driving. ? Less than desired powertrain performance at higher altitudes. ? Less than desired paddle shifter operation.

Owners of these vehicles have filed 26 complaints in the electrical category.

Vehicles covered

See the problems and recalls for an exact car

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.