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Circuit/System Verification

WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the scan tool Brake Transmission Shift Interlock Solenoid Actuator Command parameter changes from Inactive to Active when the brake pedal is applied.
    • If the Brake Transmission Shift Interlock Solenoid Actuator Command does not change 

      Refer to Stop Lamps Malfunction

    • If the Brake Transmission Shift Interlock Solenoid Actuator Command changes 
  3. Verify the S3 transmission shift lever moves out of the PARK position when the brake pedal is applied.
    • If the S3 transmission shift lever does not move out of the PARK position 

      Refer to Circuit/System Testing.

    • If the S3 transmission shift lever does move out of the PARK position 

      All OK.

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