We have a 2002 3.7 Liberty. Came in on the hook with a seized engine. We called our usual salvage yard and he sold us a 108,000 mile , run tested, engine from a 2003 Liberty. Plain vanilla installation but now it won't start. Pops and backfires like it is out ...

FIX posted 12/18/2015

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