Jeep Compass 2019 — technical service bulletin
Bulletin 18-005-21 · NHTSA communication 10215960 · issued Jan 29, 2021
Technical service bulletin
communication type
Electrical System
component
2019
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates - AN-M4-18-20210103 Refer to China Joint Venture (JV) released document AN-M4-18-20210103, 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.