Sierra 3500 Denali 4WD V8-6.0L (2011)
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Brake caliper pistons
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Brake caliper piston seals
2. Install the brake caliper piston seals (1) to the brake caliper piston bores.
Ensure the brake caliper piston seals are fully seated in the groove of the caliper piston bores and are not distorted.
3. Install the boot over the end of the piston so that the fold will face toward the brake caliper housing piston bore opening.
