Cobalt L4-2.2L (2008)
12. Tighten the C-clamp just enough to compress the caliper piston 1 mm (0.039 in) of travel only.
13. Remove the C-clamp from the caliper.
14. Remove the brake hose-to-caliper bolt (1) from the brake caliper.
15. Remove the brake hose (3) from the brake caliper.
16. Remove and discard the 2 copper brake hose gaskets (2). These gaskets may be stuck to the brake caliper and/or the brake hose end (3).
17. Cap or plug the opening in the brake caliper and the brake hose to prevent fluid loss and contamination.
18. While using a wrench on the flats of the caliper guide pins (1), remove the brake caliper guide pin bolts (2).
19. Remove the brake caliper from the caliper bracket.
20. Inspect the brake caliper guide pins for freedom of movement, and inspect the condition of the guide pin boots. Move the guide pins inboard and
outboard within the bracket bores, without disengaging the slides from the boots, and observe for the following:
*
Restricted caliper guide pin movement
*
Looseness in the brake caliper mounting bracket
*
Seized or binding caliper guide pins
*
Split or torn boots
21. If any of the conditions listed are found, the brake caliper guide pins and/or boots require replacement.
Installation Procedure
