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Home >> Cadillac >> 2014 >> Escalade Base, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U1886: Battery Energy Control Module Lost Communication With Engine Control Module (ECM)/Powertrain Control Module (PCM) >> Circuit/System Verification

Circuit/System Verification

With a scan tool, ensure the following DTCs are not present in the modules as follows:

BCM

U1814

SDGM

U0100

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