Jeep Grand Cherokee 2022–2024 — technical service bulletin
Bulletin 08-122-25 · NHTSA communication 11017149 · issued Apr 19, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2022–2024
model years
9
vehicle entries
Official summary
"A/C Blowing Warm Air Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must set the following Diagnostic Trouble Code (DTC): ● B3A11 - A/C Refrigerant Expansion Valve Actuator Control Circuit Performance. Customer may also comment on the following: ● A/C system blowing warm air. This bulletin involves replacing the battery chiller."
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.