Jeep Grand Cherokee 4XE 2022 — technical service bulletin
Bulletin ZE1 Combo Rev1 · NHTSA communication 10231756 · issued Jan 28, 2023
Technical service bulletin
communication type
Fuel System, Diesel
component
2022
model years
1
vehicle entries
Official summary
Customer Satisfaction Notification ZE1 Electric Vehicle Mode
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.