Jeep WRANGLER!4XE 2021–2024 — technical service bulletin
Bulletin 08-082-25 · NHTSA communication 11015883 · issued Mar 22, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2024
model years
4
vehicle entries
Official summary
"High Voltage Wiring Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B273C-00 - Digital Crash Input. ● U0287-00 - Lost Communication With Transmission Fluid Pump Module 1. Customers may also experience one or more of the following: ● Vehicle shakes during a cold start. ● Noise is heard from the underbody near the P2 motor. REPAIR SUMMARY: This bulletin involves repairing the High Voltage (HV) cable harness to the Power Inverter Module (PIM)"
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.