Common questions

Where is the purge valve located on a 2004 Chevy TrailBlazer?

Where is the purge valve located on a 2004 Chevy TrailBlazer? The canister purge valve is located behind the intake manifold in the engine compartment on the firewall side . It should be a small round solenoid with a wire connector attached.It will have a feed hose from the evap cannister to the purge valve and then to the intake manifold. How does the EVAP system work on a Chevy Trailblazer? The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal combustion process. When...