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Home >> Chrysler >> 2025 >> Pacifica Plug-In Hybrid Select >> Repair and Diagnosis >> External Pages >> Different car >> Section 123 (Body Control Module (BCM) - DTCS B25D1-00 To U0101-00) >> DTC Troubleshooting >> U0101-00 Lost Communication With TCM

U0101-00 Lost Communication With TCM

WARNING: This page is about a different car, the 2025 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .