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Rear Disc Brake Backing Plate: Removal

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  1. Disable the park brake cable automatic adjuster. See PARK BRAKE CABLE AUTOMATIC ADJUSTER  under ADJUSTMENTS & INSPECTIONS.
  2. Raise and support the vehicle. Remove the tire and wheel assembly. Perform the following procedure to remove the cable from the backing plate:
    1. Compress the spring by pushing towards the lever. See Fig 1 .
    2. Depress the locking tabs.
    3. Pull the cable housing out of the backing plate. See Fig 1 .
    4. Remove the cable through the slot in the backing plate.
  3. Remove the park brake cable from the lever. See Fig 1 .
  4. For the 15 and 25 series, perform the following steps:
    1. Remove the rotor. See BRAKE ROTORS  .
    2. Remove the axle shaft. See appropriate AXLE SHAFTS article in DRIVELINE/AXLES.
  5. For the 35 series with single rear wheels, perform the following steps:
    1. Remove the rotor. See BRAKE ROTORS  .
    2. Remove the hub assembly. See appropriate WHEEL/HUB REPLACEMENT in REAR SUSPENSION article.
  6. For the 35 series with dual rear wheels, remove the hub and rotor assembly. See appropriate WHEEL/HUB REPLACEMENT in REAR SUSPENSION article.
  7. Remove the park brake shoe. See PARK BRAKE SHOE  . Remove the backing plate nuts. Remove the backing plate from the axle housing flange.
Fig 1: Identifying Disc Brake Backing Plate Cable Components
G00307723Courtesy of GENERAL MOTORS CORP.