Jeep Grand Cherokee 2022–2023 — technical service bulletin
Bulletin 21-003-23 · NHTSA communication 10231783 · issued Jan 20, 2023
Technical service bulletin
communication type
Fuel System, Diesel
component
2022–2023
model years
2
vehicle entries
Official summary
Harsh Transition From Electric to Hybrid Mode Customers may experience one or more of the following: Harsh Shift Abrupt or harsh transition from Electric Vehicle to Hybrid Engine mode. This bulletin involves performing a transmission quick learn with wiTECH.
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.