Jeep Grand Wagoneer 2023 — technical service bulletin
Bulletin S2308000097 · NHTSA communication 10243151 · issued Aug 5, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
2
vehicle entries
Official summary
CEL (Check Engine Lamp) Illuminated, Service 4WD System Message Displayed on The Cluster
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.