Chevrolet Silverado / GMC Sierra. Service manual — part 1512

FRONT BRAKE CALIPER REPLACEMENT (JH6, JH7)

Fig. 17: View Of Front Brake Caliper Components
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and

Installation .

CAUTION:

Refer to Brake Dust Caution .

CAUTION:

Refer to Brake Fluid Irritant Caution .

1

Brake Hose Fitting Bolt

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 BRAKES Disc Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

FRONT BRAKE CALIPER REPLACEMENT (JD9, JF3, JF7)

Tighten: 40 N.m (30 lb ft)

2

Brake Hose Fitting Gasket (Qty: 2)
Procedure:
Discard the brake hose fitting gaskets and install new gaskets.

3

Front Brake Hose Fitting
Tip: Plug the brake hose fitting to prevent brake fluid loss and contamination.

4

Brake Caliper Guide Pin Bolt (Qty: 2)

Tighten: 108 N.m (80 lb ft)

5

Brake Caliper

Procedure

1. Bleed the hydraulic brake system. Refer to Hydraulic Brake System

Bleeding (Pressure) or Hydraulic Brake System Bleeding (Manual) .

2. After the installation is complete and with the engine OFF, gradually

apply the brake pedal to approximately 2/3 of its travel distance.

3. Slowly release the brake pedal.

4. Wait 15 seconds, then repeat steps 2-3 until a firm brake pedal is obtained.

This will properly seat the brake caliper piston and the brake pads.

5. Fill the master cylinder to the proper level. Refer to Master Cylinder

Reservoir Filling .

2008 Chevrolet Silverado 1500

2008 BRAKES Disc Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 18: View Of Front Brake Caliper Components
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

CAUTION:

Refer to Brake Dust Caution .

CAUTION:

Refer to Brake Fluid Irritant Caution .

2008 Chevrolet Silverado 1500

2008 BRAKES Disc Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and

Installation .

1

Brake Hose Fitting Bolt

Tighten: 40 N.m (30 lb ft)

NOTE:

Refer to Fastener Notice .

2

Brake Hose Fitting Gasket (Qty: 2)
Procedure:
Discard the brake hose fitting gaskets and install new gaskets.

3

Brake Hose Fitting
Tip: Plug the brake hose fitting to prevent brake fluid loss and contamination.

4

Brake Caliper Guide Pin Bolt (Qty: 2)

Procedure

1. DO NOT use any air tools to remove or install the brake caliper guide pin

bolts. Use hand tools ONLY.

2. Install an open end wrench to hold the caliper guide pin in line with the

brake caliper while removing or installing the caliper guide pin bolts. DO
NOT allow the open end wrench to contact the brake caliper. Allowing
the open end wrench to contact the brake caliper will cause a pulsation
when the brakes are applied.

3. Ensure the brake caliper guide pin seal is fully seated in the groove of the

brake caliper guide pin and the guide pin slides freely in caliper bracket
bore.

Tighten: 100 N.m (74 lb ft)

5

Brake Caliper

Procedure

1. Bleed the hydraulic brake system. Refer to Hydraulic Brake System

Bleeding (Pressure) or Hydraulic Brake System Bleeding (Manual) .

2. After the installation is complete and with the engine OFF, gradually

apply the brake pedal to approximately 2/3 of its travel distance.

2008 Chevrolet Silverado 1500

2008 BRAKES Disc Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado