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November 3, 2021 Service bulletin

Module

Jeep technical service bulletin 9004438 for 2021 Jeep Grand Cherokee.

Bulletin number
9004438
Component
Electrical system
Summary
MODULE, Central ADAS Decision, Mid/Long Range Radar For mid-range corner and long range front radars, do not replace all radar's for "blind spot inop" in Cluster EVIC. For any radar loss of communication (LOC), short to ground/open circuit or short to battery, first attempt to reflash radars/CADM, then verify all wiring continuity back to the CADM if the flash fails to correct. If the problem persists, replace ONLY the specific radar in question as defined in the service procedure. NOTE: Radars cannot be A-B swapped to different positions in the vehicle for troubleshooting. Please contact FCA Redacted Content with questions/concerns. If no response in 15 minutes, proceed with repair.

Owners of these vehicles have filed 115 complaints in the electrical category.

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