Sierra 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
11. Remove the brake caliper bracket.
12. Remove any contaminants or foreign material from the inside ends of the caliper bracket.
13. Clean the mounting surface and threads of the caliper bracket.
Installation Procedure
1. Install the brake caliper bracket.
2. Perform the following procedure before installing the brake caliper bracket 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.