View Full Version : rough and low idle

06-14-2009, 09:22 PM
father inlaw has a jeep. 92 or 93 grand cherokee. has the 5.2l v8.

what causes rough and low idle? the iac is newish... was put on about 6months ago. He bought the jeep one month ago and hasnt been able to get it to idle properly

any ideas?