Express 3500 V8-4.8L VIN V (2005)
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.
Remove the brake caliper from the brake caliper mounting bracket and support the brake caliper with heavy mechanic's wire or equivalent. DO
NOT disconnect the hydraulic brake hose from the brake caliper.
4. Remove the brake pads from the brake caliper mounting bracket.
5. Remove the anti-rattle clips from the brake caliper bracket.
6. Remove the brake caliper bracket mounting bolts (2).
7. Remove the brake caliper bracket (1).
8. Remove any contaminants or foreign material from the inside ends of the brake caliper bracket.
9. Clean the mounting surface and threads of the brake caliper bracket.
Installation Procedure
1. Install the brake caliper bracket (1).
2. Perform the following procedure before installing the brake caliper bracket mounting bolts.
1. Remove all traces of the original adhesive patch.
2. Clean the threads of the bolt with denatured alcohol or equivalent and allow to dry.
3. Apply Threadlocker GM P/N 12345493 (Canadian P/N 10953488) to the threads of the bolt.
3. Notice:
Refer to Fastener Notice in Service Precautions.
Install the caliper bracket mounting bolts (2).
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For vehicles equipped with JH5 brake systems, tighten the caliper bracket mounting bolts to 200 Nm (148 ft. lbs.).
