Express 3500 V8-6.6L DSL Turbo (2008)
5. Install the brake caliper and brake caliper mounting bracket (1) as an assembly.
6. Perform the following procedure before installing the brake caliper mounting 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.
Notice: Refer to Fastener Notice .
7. Install the brake caliper mounting bracket bolts (2).
Tighten the brake caliper mounting bracket bolts to 165 N.m (123 lb ft).
8. Tighten the brake caliper mounting bolts (2).
Tighten the brake caliper mounting bolts to 108 N.m (80 lb ft).
9. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
10. Lower the vehicle.
11. With the engine OFF, gradually apply the brake pedal to approximately 2/3 of it's travel distance.
12. Slowly release the brake pedal.
13. Wait 15 seconds, then repeat steps 11-12 until a firm pedal is obtained. This will properly seat the brake caliper pistons and brake pads.
