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Re: 2004 Yukon Denali EVAP.What Code is This?
Posted to Technical Discussion Forum on 9/2/2007 5 Replies

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Hmmm..., that's unusual, if I'm interpreting your snapshot correctly. I'm more than a tad colorblind so bear with me. It looks like the canister vent is being commanded closed and the purge valve is ... Login to read more.

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