MY CAR IS IDLING AT 1000RPMS THEN IT WILL GO UP TO 2500RPMS THEN BACK DOWN TO 1000 AGAIN AND AGAIN CAN U TELL ME WHAT U THINK IT IS. PLEASE HELP
Dec 16, 2007 at 7:20 PM
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BASSTECH
MEMBER
236 POSTS
It could be a leak on the intake maifold gasket. If the check engine light is on, have someone retrieve the codes and see if they point you in direction of a vaccuum leak. Sometimes the the intake manifold gasket, when bad, will make a whistle type sound.
Feb 12, 2010 at 3:01 PM
RASMATAZ
CAR REPAIR CONTRIBUTOR
75,992 POSTS
Clean out the idle air control valve/passages and see what happens-
Feb 12, 2010 at 3:05 PM
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