GM Service Manual Online
For 1990-2009 cars only
  1. Apply and fully release the parking brake six times.
  2. Verify that the parking brake lever releases completely.
  3. • Turn ON the ignition. Verify that the red BRAKE warning indicator is OFF.
    • If the BRAKE indicator is ON, ensure that the parking brake lever is in release mode and fully returned to the stop. Remove the slack in the front parking brake cable by pulling forward on the cable.

    Important: If the rear wheels rotate during the following test, adjust the parking brake shoe and lining.

  4. Apply the parking brake to four clicks. Inspect the rotation of the rear wheels. The wheels should not be able to be rotated.
  5. Release the parking brake. Verify that the wheels rotate freely.
  6. Lower the vehicle.