After replacing the vc gaskets, a misfire in 4 cyls exists.1,4,6,7. Wiring diagram shows a common junction for these 4 cyls. Could we have done something? Scope shows signals to coils very unsteady and random. Signals to good coils are steady and regular, We r...

FIX posted 9/18/2017

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