Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
2. Important: Use a small flat-bladed tool and lift the inner edge caliper boot next to the piston to release any trapped air.
Ensure that the piston boot is below the level of the piston face.
3. Install the caliper to the caliper bracket.
4. Perform the following procedure before installing the brake caliper bolts.