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Home >> Jeep >> 2020 >> Grand Cherokee Laredo, AWD, Full Time T/Case Control >> Repair and Diagnosis >> External Pages >> Different car >> Section 400 ((Emergency Assistance Module (EAM) Electrical Diagnostics)) >> DTC Troubleshooting >> U0129-00 - Lost Communication With Brake System Control Module 1

U0129-00 - Lost Communication With Brake System Control Module 1

WARNING: This page is about a different car, the 2019 Jeep Grand Cherokee. 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 .

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