Dodge TSB #1806123
2021 Dodge Challenger
Affected Component: ELECTRICAL SYSTEM
- Summary
- Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ? Under light acceleration or low speeds below 19 kph (12 mph) engine speed may oscillate or surge. ? After Run Cooling (ARC) fan inoperative. This bulletin involves reprogramming the PCM with the latest available software.