This is the local MAC Tool man's truck. Has the 6.5L non turbo motor. It has what seems to be a misfire when cold and when it warms up, its more like a vibration that comes and goes in a perfect cycle relative to the revs the motor is turning. Under load it sh...

FIX posted 10/29/2007

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