Jeep Grand Wagoneer 2022–2023 — technical service bulletin
Bulletin S2318000005 · NHTSA communication 10241021 · issued Jun 18, 2023
Technical service bulletin
communication type
Equipment
component
2022–2023
model years
4
vehicle entries
Official summary
Customer?s complaint may include a message appearing in the cluster?s information center stating, ?See User?s Manual For Proper Oil And Fuel? or ?Service Engine See Dealer?.
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.