GM Service Manual Online
For 1990-2009 cars only
  1. Block the wheels.
  2. Place the hand lever in the OFF position.
  3. Perform the lining wear and linkage adjustments. Refer to the appropriate procedure:
  4. •  Parking Brake Shoe Replacement
    •  Parking Brake Shoe Adjustment
  5. Place the hand lever in the ON position.
  6. Inspect the parking brake's operating and holding ability.
  7. Remove the wheel blocks.