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Jeep TSB #18-018-19 REV. A
2019 Jeep Grand Cherokee
TSB Document:
Affected 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 the following condition:Actual fuel economy reporting may not match the Instrument Panel Cluster (IPC). Other software enhancements:Calibration update to address EVAP system emissions monitor readiness status accuracy(WK vehicles only).
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