So, it needs to be warm and idle at normal warm RPM. If you snap the throttle in neutral or park it will clunk. Sounds like a tranny mount to me. If you put it in reverse and rev it off and on, there is a vibration coming through the floor. In drive no vibrati...

FIX posted 2/23/2015

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle