You need to raise and support the vehicle, clean any debris away that may be present around the evaporative emission (EVAP) canister vent filter cover, then disconnect the fuel fill vent pipe quick-connect fitting from the EVAP canister, release the retaining tabs on the EVAP canister filter cover, remove the EVAP canister filter cover, remove and discard the EVAP canister filter, and remove and discard the EVAP canister filter cover seal from the cover, then clean the inside of the EVAP canister filter housing with a clean shop towel.
By BobGM Specialist
01/11/2022