Smog in Cali, Any1 have an idea of what it could be?

[darkslide92]

Originally Posted by Chaluska

most definitely restricted EGR, take out the assembly, check all vaccum hoses, and clean out the EGR valve... also check the egr metal pipe from the header to the egr valve. You either have a leak, or a restriction

NOX = EGR

How do you remove the metal pipe from the header, I always hear people having a hard time with it. The egr is brand new, but I'll check it out anyways. Thanks for the info I'll get back to you on how the parts looked