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Front Brake Caliper: Assembly

  1. Lubricate the NEW piston seals (3), the caliper bores, and the pistons (2) using clean brake fluid. See Figure .
  2. Install the piston seals (3). Ensure that the piston seals are not twisted in the caliper bore grooves. See Figure .
  3. Install the boot seals (1) on the pistons (2). See Figure .
  4. Install the pistons in the caliper bores.
  5. Install the bleeder valve (5) in the caliper housing (6). Tighten the bleeder valve to. See TORQUE SPECIFICATIONS  . See Figure .
  6. Install the bleeder valve cap (4). See Figure .
  7. Install the boot seals into the caliper housing bores using the Driver Handle and the Boot Seal Installer.
    Fig 1: Installation Of Boot Seals Into Caliper Housing Bores
    G00083433Courtesy of GENERAL MOTORS CORP.