[Z06] Emissions Fail
Thread Starter
Instructor
Joined: May 2009
Posts: 153
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From: Gaithersburg MD
Emissions Fail
Vette did not pass MD emissions. It’s a 02 Z06 with cam package from ECS along with long tube headers. It’s not throwing any codes. No sniff test they just performed the OBDII test. I think the 02 sensors we tuned out. Any ideas what to do.
