R Rambo1 New member Joined Mar 30, 2011 Messages 47 Mar 30, 2011 #1 First don't know if it is an lly or lb7 but it keeps throwing a po402 I cleaned the mass air didnt come on for about 800 miles. It has a k&n intake & 5 inch turbo back exhaust need help dealer says nothings wrong Last edited: Mar 30, 2011
First don't know if it is an lly or lb7 but it keeps throwing a po402 I cleaned the mass air didnt come on for about 800 miles. It has a k&n intake & 5 inch turbo back exhaust need help dealer says nothings wrong
