Jeep Gladiator 2020 — technical service bulletin
Bulletin 18-024-21 · NHTSA communication 10190694 · issued Mar 6, 2021
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 one or more of the following Diagnostic Trouble Codes (DTCs).P0300 - Multiple Cylinder Misfire.If DTC P0300 is present either alone or along with other DTCs listed within this bulletin the right intake camshaft MUST be replaced along with this software update (only if DTC P0300 is present). Refer to the detailedservice procedures available in De
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.