2008 Cadillac CTS Vapor Canister

First, you need to use a 90-degree pick to disengage the lower filter cover clips, insert a flat-bladed tool between the filter cover and canister, and push up to disengage the upper clips. Then, please remove and discard the evaporative emission (EVAP) canister filter cover and the EVAP canister filter. Finally, you should clean the inside of the EVAP canister filter housing with a clean shop towel.

First, you need to insert a NEW EVAP canister filter into the EVAP canister. Then, please install a NEW EVAP canister filter cover seal to an EVAP NEW canister cover. Finally, you should snap the EVAP canister filter cover onto the EVAP canister.