Express 1500 AWD V8-5.3L VIN T (2004)
Brake Caliper: Service and Repair
Brake Caliper Overhaul - Rear
Brake Caliper Overhaul - Rear (15 Series)
Caution: Refer to Brake Dust Caution in Service Precautions.
Caution: Refer to Brake Fluid Irritant Caution in Service Precautions.
Disassembly Procedure
Important:
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Replace all the components included in the repair kits used to service this brake caliper.
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Lubricate the rubber parts with clean brake fluid to make assembly easier.
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The torque values specified are for dry, non lubricated fasteners.
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Perform the service operations on a clean bench free from all mineral oil materials.
1. Remove the brake caliper from the vehicle.
2. Caution:
Do not place your fingers in front of the piston in order to catch or protect the piston while applying compressed air. This could result in serious
injury.
Place a thin piece wood in front of the piston in order to prevent damage. Remove the piston by directing compressed air into the brake hose inlet
fitting port of the brake caliper housing.
3. Remove the piston boot.
4. Remove the piston seal.
5. Remove the brake caliper bleed screw cap.
6. Remove the brake caliper bleed screw.
7. Inspect the brake caliper bore and the piston seal groove for scoring and corrosion. If you find excessive scoring or corrosion around the piston
seal area, replace the brake caliper housing.
