At stop light, no power. It takes 5 seconds before it start to gain power. It felt like a clogged catalytic converter. Try put in first gear and same problem. The pre-cat is part of the exhaust manifold. Try disconnect the rear part of the pre-cat and same...

FIX posted 11/7/2018

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