iddle problem on 1990 Oldsmobile Cutlass Supreme

my car rev to about 2000 rpm when in park and when i drive and stop at a red light it wants to keep moving what do i need to do to fix this

2 answers 1 comment
You should check to see if the throttle cable and throttle body are adjusted properly, check for vacuum leaks and verify the idle valve is working properly.
how do i check the idle valve and throllte body
Maybe you should press the brakes. sometimes it stops vehicles.