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Front Brake Caliper: Disassembly

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the front brake caliper from the vehicle. See FRONT BRAKE CALIPER  under REMOVAL & INSTALLATION.
  2. Remove the brake caliper piston from the caliper bore by directing low pressure compressed air into the caliper bore through the fluid inlet hole.
  3. Using a small wooden or plastic tool, remove the caliper dust boot seal from the seal counterbore in the caliper and discard the boot seal.
  4. Using a small wooden or plastic tool, remove the piston seal from the caliper bore and discard the piston seal.
  5. Remove the bleeder valve and cap from the caliper.
    NOTE: DO NOT use abrasives to clean the brake caliper piston.
  6. Clean the brake caliper piston bore and seal counterbore, and the caliper piston with denatured alcohol, or equivalent.
  7. Dry the caliper piston bore and counterbore, and the piston with non-lubricated, filtered air.
  8. Inspect the caliper bore for cracks, scoring, pitting, excessive rust, and/or excessive corrosion.
  9. If light rust or light corrosion are present in the caliper bore, attempt to remove the imperfection with a fine emery paper. If the imperfection cannot be removed, replace the caliper assembly.
  10. If cracks, scoring, pitting, excessive rust, and/or excessive corrosion are present in the caliper bore, replace the caliper assembly.
  11. Inspect the caliper piston for cracks, scoring, and/or damage to the finished surface area. Replace the caliper piston if any of these conditions exist.
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