Jeep Grand Wagoneer 2023 — technical service bulletin
Bulletin S2308000116 · NHTSA communication 10244408 · issued Sep 19, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
One or More of the Modules in the Vehicle Are Setting U0140-00 Loss of Communication with the Body Control Module, or U0145-00 LIN BUS 3 as Active or Stored
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.