Jeep Grand Cherokee 2019 — technical service bulletin
Bulletin 1814722 · NHTSA communication 10230546 · issued Nov 5, 2022
Technical service bulletin
communication type
Power Train
component
2019
model years
1
vehicle entries
Official summary
Powertrain Control Module (PCM) and Transmission Control Module (TCM) Updates
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.