Quote:
Originally Posted by moonrider
I just had my CEL come last night after about 300 miles or so after I installed a cat-back. Called onstar right away and she told me that it was an emission leak. I think I know what I did and will look at it today.
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Did you use brand new gaskets with it? A cat-back, you wouldn't have touched the o2 sensors but check if they got loose.
Quote:
Originally Posted by JonGSA
Im throwing my hat into the ring with P2099 too. Except I have no cat back. Car is almost all bone stock except for a CAI CAI. It came on after accelerating a bit to get on the highway this afternoon. I came home and read the code and cleared it. Well see if it pops.up again this week. I had the intake on the car for 3 weeks now. This is the first code it threw.
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Did you remove the secondary cats as well or is CAI intake THE only "mod" you have?