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Possible Causes

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
USED CONTROLLER INSTALLED WITH WRONG CONFIGURATION
BCM NOT PROPERLY PROGRAMED OR WAS REPLACED AND NOT PROGRAMED
NEW PCM INSTALLED
POWERTRAIN CONTROL MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to:  2.0L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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