Parking Brake System: Service and Repair
STANDARD PROCEDURE - AUTOMATIC ADJUSTER LOCKING OUTWARNING: THE AUTOMATIC ADJUSTING FEATURE OF THIS PARKING BRAKE LEVER CONTAINS A CLOCK SPRING LOADED TO APPROXIMATELY 25 POUNDS. DO NOT RELEASE THE AUTOMATIC ADJUSTER LOCKOUT DEVICE UNLESS THE REAR PARKING BRAKE CABLES AND EQUALIZER ARE CONNECTED TO THE LEVER OUTPUT CABLE. KEEP HANDS OUT OF AUTOMATIC ADJUSTER SECTOR AND PAWL AREA. FAILURE TO OBSERVE CAUTION IN HANDLING THIS MECHANISM COULD LEAD TO SERIOUS INJURY. WHEN REPAIRS TO THE PARKING BRAKE LEVER OR CABLES ARE REQUIRED, THE AUTOMATIC ADJUSTER MUST BE LOADED AND LOCKED OUT TO AVOID POSSIBLE INJURY.
1. Block the tire and wheels so the vehicle does not move once the vehicle parking brake lever is released.
2. Fully apply the parking brake lever, then shift the transmission into neutral.
3. Remove the screws attaching the center console, then remove the center console.
4. Lower the parking brake lever handle to the released position.
5. Grasp the parking brake lever output cable by hand and pull upward. Continue pulling on the cable until a pin punch can be inserted through the hole in the lever mechanism sector gear and the hole in the right side of its mounting bracket. This will lock the parking brake automatic adjustment mechanism in place and take tension off the parking brake cables.
STANDARD PROCEDURE - AUTOMATIC ADJUSTER UNLOCKING
WARNING: THE AUTOMATIC ADJUSTING FEATURE OF THIS PARKING BRAKE LEVER CONTAINS A CLOCK SPRING LOADED TO APPROXIMATELY 25 POUNDS. DO NOT RELEASE THE AUTOMATIC ADJUSTER LOCKOUT DEVICE UNLESS THE REAR PARKING BRAKE CABLES AND EQUALIZER ARE CONNECTED TO THE LEVER OUTPUT CABLE. KEEP HANDS OUT OF AUTOMATIC ADJUSTER SECTOR AND PAWL AREA. FAILURE TO OBSERVE CAUTION IN HANDLING THIS MECHANISM COULD LEAD TO SERIOUS INJURY. WHEN REPAIRS TO THE PARKING BRAKE LEVER OR CABLES ARE REQUIRED, THE AUTOMATIC ADJUSTER MUST BE LOADED AND LOCKED OUT TO AVOID POSSIBLE INJURY.
NOTE: The parking brake lever can only be in the released position when releasing the automatic adjuster locking pin or pin punch.
1. Be sure the rear parking brake cables are both properly installed in the equalizer.
2. Keeping your hands clear of the automatic adjuster sector and pawl area, firmly grasp the parking brake lever pin punch (or locking pin if a new mechanism has been installed), then quickly remove it from the parking brake lever mechanism. This will allow the park brake lever mechanism to automatically adjust the parking brake cables.
3. Cycle the parking brake lever once to position the parking brake cables, then return the parking brake lever its released position.
4. Check the rear wheels of the vehicle. They should rotate freely without dragging with the lever in its released position.
5. Fully apply the parking brake lever.
6. Install the center console and its mounting screws.
7. Remove the blocks from the tire and wheels.