97 parkave

i have a 97 park ave that won't start was driving down the highway & it just cut off everytime i turn the key it read's either unknow driver,driver# 1 or driver# 2 won't crank,spin, does nothing at all ,now if i go under the car & tap the stater the motor the will spin but won't start, can anyone help me out thanks :banghead:

replace starter