Silverado Classic 2500 2WD V8-8.1L (2007)
10. Wait 15 seconds, then repeat steps 8-9 until a firm pedal is obtained. This will properly seat the caliper pistons and pads.
11. Fill the master cylinder reservoir to the proper level with clean brake fluid, if necessary. Refer to Master Cylinder Reservoir Filling.
12. Burnish the pads and rotors. Refer to Brake Pad and Rotor Burnishing.
