Jeep Cherokee 2020 — technical service bulletin
Bulletin 1800620REVA · NHTSA communication 10221900 · issued Aug 29, 2020
Technical service bulletin
communication type
Power Train
component
2020
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC.P1614-00 - ECU Reset-Recovery Occurred(North America Only). Customers may experience a message on the instrument cluster stating " Speed limiter ready " after the first press of the speed limiter button and the Active Vehicle Speed Limiter (AVSL) is inoperative(Sales Code NH2).Inform the customer after the software update that
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.