Sierra 3500 Denali 4WD V8-6.0L (2011)
2. Remove the brake caliper guide pin seals (1).
3. Remove the brake caliper guide pin boots (2).
Note: The upper brake caliper guide pin is equipped with a bushing and must be installed in the same position.
4. Remove the upper brake caliper guide pin (1).
5. Remove the lower brake caliper guide pin (2).
6. Remove the brake caliper guide pin collars (3).
7. Inspect the front brake caliper hardware. Refer to Front Disc Brake Mounting and Hardware Inspection (See: Disc Brake System/Testing and
Inspection/Front Disc Brake Mounting and Hardware Inspection).
Installation Procedure
1. Apply a light coat of high temperature silicone brake lubricant to the brake caliper guide pin surfaces.
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Apply lubricant to the brake caliper guide pin shafts.
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Apply lubricant to the brake caliper guide pin seats.
