Flash: Transmission Control(TCM) Module Customers must experience a Malfunction Indicator Lamp (MIL)...
Jeep technical service bulletin 21-017-25 for 2022 Jeep Wagoneer and 2022 Jeep Grand Wagoneer.
- Bulletin number
- 21-017-25
- Component
- Power train
- Summary
- "Flash: Transmission Control(TCM) Module Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0300 - Multiple Cylinder Misfire. NOTE: DTC P0300 will be set in the Powertrain Control Module (PCM). No DTCs will be stored in the TCM. Customers may also experience the following: ● Rough running engine. This bulletin involves reprogramming the TCM with the latest available software"
Owners of these vehicles have filed 36 complaints in the transmission category.
Vehicles covered
- Jeep Wagoneer 2022 2022
- Jeep Grand Wagoneer 2022 2022
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