Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL)...
Jeep technical service bulletin 1810023 for 2019 Jeep Grand Cherokee.
- Bulletin number
- 1810023
- Component
- Power train
- Summary
- Flash: Powertrain Control Module (PCM) Updates 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) has been set: ? P0441 - EVAP Purge System Performance (for North America and Mexico markets only). ? P0456 - EVAP System Small Leak. NOTE: If DTC P0456 is present, use the wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. This bulletin involves reprogramming the PCM with the latest available software.
Owners of these vehicles have filed 47 complaints in the transmission category.
Vehicles covered
- Jeep Grand Cherokee 2019 2019
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