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Park Brake Actuator: Installation

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the park brake actuator lever housing to the backing plate. See Fig 1 .
  2. Perform the following procedure before installing the backing plate bolts.
    1. Remove all traces of the original adhesive patch.
    2. Clean the threads of the bolt with brake parts cleaner or the equivalent and allow to dry.
    3. Apply Threadlocker GM P/N 12345493 or Red LOCTITE(tm) #272 to the threads of the bolt.
  3. Install the backing plate bolts. Tighten the backing plate bolts. See TORQUE SPECIFICATIONS  .
  4. Install the park brake shoe. See PARK BRAKE SHOE  . See Figure .
  5. Install the axle shaft. See appropriate REAR DRIVE AXLE article in DRIVELINE/AXLES.
  6. Adjust the park brake shoe. See PARK BRAKE ADJUSTMENT  in PARK BRAKE SYSTEM under ADJUSTMENTS & INSPECTIONS.
  7. Install the rear brake rotor. See BRAKE ROTORS 
  8. Install the rear park brake cable to the park brake actuator lever.
  9. Install the park brake cable to the mounting bracket, ensuring the locking tabs are secured.
  10. Install the rear brake caliper and mounting bracket assembly. See BRAKE CALIPER BRACKETS  .
  11. Install the tire and wheel assembly. Tighten to specification. See TORQUE SPECIFICATIONS  . Lower the vehicle.
  12. Enable the park brake automatic adjuster. See PARK BRAKE CABLE AUTOMATIC ADJUSTER  under ADJUSTMENTS & INSPECTIONS.
Fig 1: Installing Park Brake Actuator Lever Housing To Backing Plate
G00307604Courtesy of GENERAL MOTORS CORP.
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