Jeep Grand Cherokee 2024 — technical service bulletin
Bulletin 0801024 · NHTSA communication 10251831 · issued Jan 9, 2024
Technical service bulletin
communication type
Exterior Lighting
component
2024
model years
1
vehicle entries
Official summary
Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0AA4-00 - Hybrid Battery Negative Contactor Circuit Stuck Closed. ? P0AA1-00 - Hybrid/EV Battery Positive Contactor ?A? Stuck Closed. Customers may also experience the following: ? The vehicle will not start. This bulletin involves updating the BPCM with the latest available software.
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.