Jeep Grand Cherokee 4XE 2022 — technical service bulletin
Bulletin 0818122 · NHTSA communication 10227743 · issued Oct 7, 2022
Technical service bulletin
communication type
Structure
component
2022
model years
1
vehicle entries
Official summary
Hood Ajar Switch Inoperative This bulletin involves replacing the hood ajar switch. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): P152E - Engine Hood Switch 2 Circuit High. Customers may also experience:Start/Stop system warning light. Start/Stop inoperable. Remote start inoperable.
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.