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Home >> Cadillac >> 2008 >> Escalade AWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Diagnostic Starting Point & DTC B0005 To DTC B1370 >> DTC B0005 >> Circuit/System Testing

Circuit/System Testing

  1. Disconnect the harness connector X5 at the BCM. Test for greater than 50 ohms of resistance between the park enable relay control circuit terminal 19 and ground.
    • If less than the specified range, test the park enable relay control circuit for a short to ground. If the circuit tests normal, replace the junction block.
  2. If the circuit tests normal, replace the BCM.