car came in for check engine light on and running [...] code for number 2 [...] plugs which were original and #2 had burn marks like arcing [...] plugs and ran good till gets warmed up then at idle it runs [...] short trim and bank 1 gets up to 17 when at idle...

FIX posted 4/6/2013

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