Jeep Grand Cherokee 2019 — technical service bulletin
Bulletin 18-002-20 REV. C · NHTSA communication 10184462 · issued Nov 13, 2020
Technical service bulletin
communication type
Power Train
component
2019
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates - AN-K8-18-20201002 Refer to China Joint Venture (JV) released document AN-K8-18-20201002, for details on this service action.
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.