Quote:
Originally Posted by Stealth
I'm not showing any codes stored on the tuner. Before the tune adjustmest and after the header install I got a couple of cat inefficiency codes with a light on the dash. I had bill adjust the tune to turn off. The rear o2's so the codes wouldn't come up. Since I knew the cats were small I put on the larger magnaflow cats. Never had an issue before with inspections and bills tunes. So will I be ok setting to stock for the inspection after drive cycles???
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Just leave the custom tune loaded.....reset pcm....do the drive cycles....
your programmer cannot read if the tests have cleared...there's another scan tool for that....