This truck backfires through the exhaust on deceleration. While replacing the intake manifold gasket for a coolant leak I found the fuel pressure regulator leaking gas into the manifold. After replacing the injector assembly, the backfiring continues. T...

FIX posted 2/23/2000

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