Why does my Audi 3 door seat tilt and slide? The hook part of the clip was not broken on mine, but the tension of the cable kept making the clip component burst out of it's correct position, meaning the lever on the seat rail was not being lifted and therefore the seat remained locked <--- The problem. The new clip is stronger and slots in securely. How do you fix a tilt in a car seat? All is achieved by lifting off the flap at the bottom rear corner of the the seat. As I said, it's fiddly, but...