my turbo diesel at hyway speeds 70mph----- reacts to any imperfections in road. steering wheel straight but you can feel the wheels or components moving causing me to constantly adjusting my steering wheel. The car has 3k. I took the car in at 1200 miles for same and the say alignment was off very little. It didn"t do a damm thing. I have rotate tires, reduce air and increase, swap tires with wife"s 98 e320 car. thanks for you help and this site