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Home >> Pontiac >> 2006 >> Grand Prix Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.8L - DTC P0016 To P0171 >> DTC P0033 >> Circuit/System Verification
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Circuit/System Verification

  1. With the ignition ON and the engine OFF, command the Supercharger Boost Solenoid control solenoid ON and OFF with a scan tool.
  2. Listen for a click when the valve operates. Verify that both the ON, and the OFF states are commanded.