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

by in Rivesville, WV on January 30, 2010
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2 answers 1 comment
ANSWER by , January 31, 2010
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.
COMMENT by , April 24, 2011
how do i check the idle valve and throllte body
ANSWER by , May 12, 2012
Maybe you should press the brakes. sometimes it stops vehicles.