Why does my Chevy Caprice Classic jerk as I accelerate and as I slow to break? on 1993 Chevrolet Caprice

It happens all the time. It acts like it doesn't want to start sometimes too.

Asked by for the 1993 Chevrolet Caprice
Engine misfire and warped brake rotors. (My guess.)
1 more answer
sounds like a motor mount issue...the starting problem could be anything though...any more hints?