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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 (Parking Brake System) >> Repair Instructions >> Park Brake Adjustment >> Park Brake Shoe Adjustment

Park Brake Shoe Adjustment

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CAUTION: Refer to Brake Dust Caution .
IMPORTANT: The park brake shoes must be adjusted before the park brake cable tension is adjusted.
    Fig 1: Measuring Inside Of Rotor
    GM177200Courtesy of GENERAL MOTORS CORP.
  1. Set the J 21177-A  so that it contacts the inside diameter of the rotor. See Special Tools .
    2. Fig 2: Adjusting Parking Brake Shoes Using Special Tool
    GM177201Courtesy of GENERAL MOTORS CORP.
  2. Position the J 21177-A  over the shoe and the lining at the widest point. See Special Tools .
  3. Turn the adjuster nut until the lining just contacts the J 21177-A  . See Special Tools .
  4. Repeat steps 1-3 for the opposite side.
  5. The clearance between the park brake shoe and the rotor is 0.6604 mm (0.026 in).
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