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Home >> Buick >> 2009 >> Allure CX >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Interlock System >> Diagnostic Information and Procedures >> Transmission Control Lever Malfunction >> Circuit/System Verification
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit/System Verification

  1. Ignition ON, with the brake pedal applied, observe the scan tool Brake Applied Output Signal parameter. The reading should be ON with the brake pedal depressed.
    • If not the specified parameter, refer to Stop Lamps Malfunction  .
  2. Press the brake pedal, the vehicle operator should be able to move the shifter lever out of the park position.
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