K 2500 Truck 4WD V8-5.3L VIN T (1999)
7. Remove the caliper mounting bolts (25 series).
8. Remove the caliper.
9. Inspect the caliper assembly.
INSTALLATION PROCEDURE
1. Install the caliper.
2. Install the caliper mounting bolts (15 series).
3. Perform the following procedure before installing the caliper guide pin bolts (15 Series only).
3.1.
Remove all traces of the original adhesive patch.
3.2.
Clean the threads of the bolt with brake parts cleaner or the equivalent and allow to dry.
3.3.
Apply Threadlocker GM P/N 12345493 or Red LOCTITE (TM) #272 to the threads of the bolt.