1997 Cadillac Catera Q&A

1997 Cadillac Catera Question: why does my car die n wont start if i dont give it gas

i just changed the spark plugs n it started doing this -
Answer 1
did you leave anything unhooked? double ck your work -
Comment 1
no every thing is all hooked up i figured out the problem it was my sensor i think its called throttle sensor thang n now im haveing a problem with it getting going from a stop it takes a few secs to get up n go but after that it runs fine untill my front end starts shacking really bad do u have any ideas bouth that ? -