All of it. The 10 percent figure you occasionally see is nonsense that a lot of people believe just because they've seen it so much.
Quick Answer. Some things that cause a vehicle's front end to make a clunking noise are worn ball joints, a damaged tie rod, broken or loose sway-bar links, hard or damaged shocks, and faulty shock mounts. An automotive professional can inspect the vehicle's front end to locate the source of the clunk. Continue Reading.
While driving the defective power steering causing noises in the right side of the vehicle and no power steering which caused loss of control of the vehicle. Dealer replaced rack pinion and power steering pump. Dealer cannot determine problem.