the check engine light went on with a code of p0505.we change the throttle body on 1997 Mitsubishi Galant

new idle aircontrol motor. changed the hose to the EVAP solenoid and EGR solenoid. change spark plugs and wires, but it still idles irracticly when in park or neutral. took it to pete boys but all they say is it has vacuum leak. what do we do

by in Huntington Park, CA on November 29, 2012
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
ANSWER by , November 30, 2012
have a mech do a smoke test to determine cause of leak. stay away from pep boys for this