Vehicle idles smooth, has lack of power accelerating (no misfires) until 4000 rpm where it wont rev any higher and cuts out randomly misfiring on all cylinders. CEL starts flashing catalyst damaging until you let off throttle and light goes off and car returns...

FIX posted 8/9/2013

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