GM Service Manual Online
For 1990-2009 cars only

Object Number: 1789197  Size: SF

Callout

Component Name

Caution: Refer to Brake Dust Caution in the Preface section.

Notice: Support the brake caliper with heavy mechanic wire, or equivalent, whenever it is separated from its mount and the hydraulic flexible brake hose is still connected. Failure to support the caliper in this manner will cause the flexible brake hose to bear the weight of the caliper, which may cause damage to the brake hose and in turn may cause a brake fluid leak.

Preliminary Procedures

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .

1

Brake Caliper Bracke Bolt (Qty: 2)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
115 N·m (85 lb ft)

2

Brake Caliper and Bracket Assembly

Tip
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 Screw

Tighten
10 N·m (89 lb in)

4

Brake Rotor

Procedure

  1. If reinstalling the original brake rotor, mark the position of the brake rotor to the wheel stud.
  2. Using the J 42450-A , clean any rust or corrosion from the mating surface of the hub/axle flange.
  3. Using the J 41013 , clean any rust or corrosion from the mating surface the brake rotor.
  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 pads and rotors. Refer to Brake Pad and Rotor Burnishing .