Flash: Powertrain Control Module (PCM) Updates
Jeep technical service bulletin 1807322 for 2021 Jeep Cherokee.
- Bulletin number
- 1807322
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P2097 - Downstream Fuel Trim System 1 Rich. P2099 - Downstream Fuel Trim System 2 Rich.
Owners of these vehicles have filed 109 complaints in the transmission category.
Vehicles covered
- Jeep Cherokee 2021 2021
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