Front Brake Caliper Replacement

WARNING: This page is about a different car, the 2009 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Replacing Front Brake Caliper - (JL9)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
WARNING: Refer to Brake Fluid Irritant Warning . WARNING: Refer to Brake Dust Warning . CAUTION: Refer to Brake Fluid Effects on Paint and Electrical Components Caution . Preliminary Procedures Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation . Remove the brake hose from the brake caliper. Refer to Front Brake Hose Replacement .
1	Guide Pin Bolt (Qty: 2) CAUTION: Refer to Fastener Caution . NOTE: 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 bolt. DO NOT allow the open end wrench to come in contact with the brake caliper. Tip: Hold the brake caliper guide pin bolt stationary when removing and installing the guide pin bolt. Tighten: 36 N.m (27 lb ft)
2	Brake Caliper Tip: Cap or plug the brake hose to prevent the contamination of the brake system and fluid leaks. DO NOT re-use the gaskets for the brake hose bolt. Use NEW gaskets only. Bleed the brake system. Refer to Hydraulic Brake System Bleeding (Pressure) or Hydraulic Brake System Bleeding (Manual) . With the engine OFF, gradually apply the brake pedal to approximately 2/3 of its travel distance. Slowly release the brake pedal. Wait 15 seconds, then repeat steps 4-5 until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and brake pads. Fill the master cylinder reservoir to the proper level. Refer to Master Cylinder Reservoir Filling .

Callout

Component Name

WARNING: Refer to Brake Fluid Irritant Warning .

WARNING: Refer to Brake Dust Warning .

CAUTION: Refer to Brake Fluid Effects on Paint and Electrical Components Caution .

Preliminary Procedures

Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
Remove the brake hose from the brake caliper. Refer to Front Brake Hose Replacement .

Guide Pin Bolt (Qty: 2)

CAUTION: Refer to Fastener Caution .

NOTE: 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 bolt. DO NOT allow the open end wrench to come in contact with the brake caliper.

Tip: Hold the brake caliper guide pin bolt stationary when removing and installing the guide pin bolt.

Tighten: 36 N.m (27 lb ft)

Brake Caliper
Tip:

Cap or plug the brake hose to prevent the contamination of the brake system and fluid leaks.
DO NOT re-use the gaskets for the brake hose bolt. Use NEW gaskets only.
Bleed the brake system. Refer to Hydraulic Brake System Bleeding (Pressure) or Hydraulic Brake System Bleeding (Manual) .
With the engine OFF, gradually apply the brake pedal to approximately 2/3 of its travel distance.
Slowly release the brake pedal.
Wait 15 seconds, then repeat steps 4-5 until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and brake pads.
Fill the master cylinder reservoir to the proper level. Refer to Master Cylinder Reservoir Filling .