TOYOTA 4RUNNER BRAKE NOISE

1997 Toyota 4-runner, 160k, V6 3.4l, I Recently Purchased This Vehicle From A Friend Who Installed New Rotors And Pads All The Way Around...

I Bought A Brand New 2004 Prerunner A Few Years Ago. No History Or Problems Or Repairs Until Now. The Breaks And Gas Pedal Are Crap Now. And...

I Hear Two Strange Noises When I'm Driving My Car. The First Noise Sounds Like A Chain Dragging. The Second Noise Occurs When I Back Up....