Stalling, lunging forward at stops

speakerbox

while at red lights or stops now also while driving it stalls and also lunges forward at while on brake had to dealer 6 to 8 times called crysler they set up apt but wanted me to pay for diagnostic cost and rent a car cost i have platinum warranty car has 70,000 miles on it been dealing with problem since around 40 somthing thousand miles and they act like never herd such a problem

speakerbox

going to get copies all work done on car