Rear Disc Brake Hardware Replacement (JH6, JH7)

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Rear Disc Brake Hardware

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
CAUTION: Refer to Brake Dust Caution . NOTE: 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 Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
1	Brake Caliper Guide Pin Bolt (Qty: 2) NOTE: Refer to Fastener Notice . Tip: The upper brake caliper guide pin bolt cannot be removed until the brake caliper and bracket assembly are removed from the rear axle. Only loosen the brake caliper upper guide pin bolt. Tighten: 108 N.m (80 lb ft)
2	Brake Caliper Bracket Bolt (Qty: 2) Procedure Remove all traces of the adhesive patch on the brake caliper bracket bolts and threaded holes of the brake caliper bracket. 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. Apply threadlocker G/M P/N 12345493 (Canadian P/N 10953488) to 2/3 of the threaded portion of the brake caliper bracket bolts. Tighten: 300 N.m (221 lb ft)
3	Brake Caliper Bracket Procedure: Remove the upper brake caliper guide pin bolt.
4	Brake Caliper Procedure: Without disconnecting the brake caliper hose, remove the brake caliper and support with heavy mechanics wire or equivalent.
5	Brake Caliper Guide Pin Seal (Qty: 2) Procedure: Apply a thin coating of high temperature silicone brake lubricant to the brake caliper guide pin seals.
6	Brake Caliper Guide Pin Bushing (Qty: 2) Procedure: Apply a thin coating of high temperature silicone brake lubricant to the brake caliper guide pin bushings.