Where is the evap vent value located?
My check engine light came on and it through the code P0445, which is the gas cap, then the P0449 came on after I did replace the gas cap. P0449 is the evaporated vent vaule, where is that located under the truck?
The EVAP canister vent valve is located in the rear of your GMC. It is either above the spare tire or on the rear of the gas tank on a bracket
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