Excellent attempt; let us know how it works out over time. I am so desperate to get rid of that noise that I would try any solution.
By the way, any pictures? That would help to find the right spots.
2012 Limited V6 4x4
Tow Package, Skid Plates, Tow Hooks, Tubular Side Steps, Mud Flaps, Underbody Protection
Planned: headlight washing system, amber rear blinker, rear fog light, change amber parking lights to whites, lockpick, front camera, swap RBZ to RHW