May 21, 2026 Service bulletin

Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp...

Dodge technical service bulletin 21-020-26 REV. D for 2026 Dodge Charger.

Bulletin number: 21-020-26 REV. D
Component: Power train
Summary: Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P1625-00 - Park Pawl System Failure. ● P2096-00 - Downstream Fuel Trim System 1 Lean. ● P2097-00 - Downstream Fuel Trim System 1 Rich. ● P2098-00 - Downstream Fuel Trim System 2 Lean. ● P2099-00 - Downstream Fuel Trim System 2 Rich. ● P068A-00 - ECM Power De-Energized Performance-Too Early. NOTE: The above DTCs are being falsely set due to lack of robustness to the diagnostic monitor. Customers may also comment on the following: ● Vehicle exhibits a no crank / no start condition. This bulletin involves inspecting and possibly reprogramming the TCM, PCM and ISCM with the latest available software.

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