Acadia FWD V6-3.6L (2007)
15. Install the rear differential assembly, axles, and wheel bearings.
16. Install the rear brake caliper and bracket assemblies to the rear knuckles.
17. Install the rear brake caliper bracket bolts.
Tighten the bolts to 50 N.m (37 lb ft).
Important: DO NOT re-use the wheel drive shaft nut, discard and use NEW.