idles very high at startup on 1990 Buick LeSabre

after starting can hit speeds of 30-40 mph without touching gas pedal, when I get home (about a mile and half drive) put in park engine reeving really high. if I let car warm up for 10 minutes usually have no problem

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1 answer 1 comment
COULD BE ALOT SEE YOUR MECH TO HAVE CK'D. COULD BE VAC LEAK, IDLE AIR CONTROL OR SEVERAL OTHER THINGS
yes kind of figured that, was hoping that there was a common problem with car, hi ho hi ho back to the mechanic, thanks for your response