Lumina V6-3.8L VIN K (1998)
5. Remove the piston seals (5) from the grooves in the caliper bores (4). Use a small wooden or plastic tool.
6. Inspect the caliper bores and the seal grooves for the following conditions:
^
Scoring
^
Nicks
^
Corrosion
^
Wear
7. Use a crocus cloth in order to polish out light corrosion.
8. Replace the caliper housing (1) if the corrosion that is in and around the seal groove cannot be cleaned with a crocus cloth.
9. Inspect the pin boots (5) for the following conditions:
^
Cuts
^
Tears
^
Deterioration
10. Replace any damaged boots.
11. Inspect the pin bolts (1) for corrosion or damage.
12. Replace any corroded bolts. Do not attempt to polish away corrosion.
13. Inspect the seal groove in the caliper bore for nicks or burrs. Replace the caliper if the seal groove is damaged.
14. Remove the bleeder valve cap (2) and the bleeder valve (3) from the caliper housing (4).
15. Clean all the parts in clean, denatured alcohol.
16. Dry all the parts with filtered, non-lubricated compressed air.
17. Blow out all the passages in the caliper housing and the bleeder valve with filtered, non-lubricated compressed air.
