Jeep Cherokee 2022 — technical service bulletin
Bulletin 18-049-24 · NHTSA communication 11001257 · issued May 17, 2024
Technical service bulletin
communication type
Power Train
component
2022
model years
2
vehicle entries
Official summary
"Flash: Powertrain Control Module (PCM) 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): ● P0401 - EGR System Performance. ● P00FD - Battery B State Of Charge Performance. In addition, the following software enhancement(s) is/are available: ● Enable customers to operate at high state of charge range between 85 to 92%. This bulletin involves reprogramming the PCM with the latest available software."
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.