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Home >> Chevrolet >> 2006 >> Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Troubleshooting & Diagnosis >> Displacement on Demand (DoD) System Diagnosis >> Circuit/System Verification

Circuit/System Verification

  1. If DTC P1101 is set, refer to Displacement on Demand (DoD) System Diagnosis .
  2. With the ignition ON and the engine OFF, command each VLOM solenoid ON and OFF several times using the scan tool Output Control function. You should be able to hear the solenoid energize and de-energized with each scan tool output control command.
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