Chevrolet Silverado / GMC Sierra. Manual — part 1525

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 .

NOTE:

Any new rotor must have the protective coating removed from the friction surfaces before being
placed in service. Remove the protective coating using denatured alcohol or an equivalent brake
cleaner, and wipe the surface clean with clean cloths. Do not use gasoline, kerosene, or other oil
base solvents which may leave an oily residue. This residue is damaging to the brake lining and is
flammable.

1

Brake Caliper Bracket Bolt (Qty: 2)

Procedure

1. Remove all traces of the adhesive patch on the brake caliper bracket bolts

and threaded holes of the brake caliper bracket.

2. Clean the brake caliper bracket bolt threads and the threaded holes of the

brake caliper bracket with denatured alcohol or equivalent and allow to
dry.

3. Apply threadlocker G/M P/N 12345493 (Canadian P/N 10953488) to 2/3

of the threaded portion of the brake caliper bolts.

Tighten: 300 N.m (221 lb ft)

NOTE:

Refer to Fastener Notice .

2

Brake Caliper and Bracket Assembly
Procedure:
Without disconnecting the brake hose from the brake caliper, remove the brake
caliper and bracket as an assembly and support with heavy mechanics wire or
equivalent.

3

Brake Rotor Retainer (Qty: 2)
Procedure:
Discard the brake rotor retainers.

Brake Rotor

Procedure

2008 Chevrolet Silverado 1500

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

REAR BRAKE ROTOR REPLACEMENT (JH7)

Removal Procedure

4

1. If reinstalling the original brake rotor, mark the position of the brake rotor

to the wheel stud.

2. Using the J 41013 , clean any rust or corrosion from the mating surface the

brake rotor. See Special Tools.

3. Using the J 42450-A , clean any rust or corrosion from the mating surface

of the hub/axle flange. See Special Tools.

4. After installing the brake rotor, measure the assembled lateral runout

(LRO). Refer to Brake Rotor Assembled Lateral Runout
Measurement.

5. If the brake rotor was refinished or replaced, burnish the brake pads and

rotors. Refer to Brake Pad and Rotor Burnishing.

Special Tools

J 41013 Rotor Resurfacing Kit. See Special Tools.

J 42450-A Wheel Hub Resurfacing Kit. See Special Tools.

CAUTION: Refer to Brake Dust Caution .

NOTE:

Any new rotor must have the protective coating removed from the
friction surfaces before being placed in service. Remove the
protective coating using denatured alcohol or an equivalent brake
cleaner, and wipe the surface clean with clean cloths. Do not use
gasoline, kerosene, or other oil base solvents which may leave an
oily residue. This residue is damaging to the brake lining and is
flammable.

2008 Chevrolet Silverado 1500

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

Fig. 49: Wheel Studs, Hub & Rotor Assembly - Rear (W/Dual Wheels)
Courtesy of GENERAL MOTORS CORP.

1. Release the park brake.

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

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

2008 Chevrolet Silverado 1500

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