Ball joints act like hinges and connect the suspension control arms to the steering knuckles with a rotating, spherical stud and a socket, giving the wheels a wide range of movement — from side to ...
Dear Car Talk: I’m trying to find out if I need to replace the control-arm “bushing” or the control-arm “ball joints” on my Mazda6. When my car is moving and I’m turning or braking, there are banging, ...