Jeep Grand Cherokee 2022–2025 — technical service bulletin
Bulletin 9100478 · NHTSA communication 11012798 · issued Jan 9, 2025
Technical service bulletin
communication type
Power Train
component
2022–2025
model years
4
vehicle entries
Official summary
PUMP KIT Transmission oil if replacing PHEV Electric Oil Pump for an electrical DTC - do not replace pan and filter as part of repair. The pump is available on its own. Pan and filter replacement are not necessary.
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.