Where is the purge solenoid valve located? on 2004 GMC Envoy

I want to replace my purge solenoid valve. Where is it located?

1 answer
If the engine is a 8 cylinder, the purge solenoid is on top of the engine under the plastic cover (behind the throttle body). If is is a 6 cylinder, the purge solenoid is on the drivers side of the engine below the intake manifold and has a red connector most times.