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Home >> Cadillac >> 2013 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P1A89 >> Diagnostic Aids

Diagnostic Aids

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The 42 volt circuit is only used by the electronic power steering. The accessory DC power control module can apply 42 volts on the connector without being connected to the electronic power steering.

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