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Home › Cadillac › 2012 › Escalade EXT › Repair and Diagnosis › Engine Performance › System › Data Communications System › Diagnostic Information and Procedures › DTC U182A › Conditions for Setting the DTC

Conditions for Setting the DTC

The APM wake up signal is open.
The APM does not receive battery voltage.
The powertrain serial data circuits between the SDGM and the APM are open.