EVAP purge solenoid control circuit and EVAP vent solenoid control circuit on 1997 Buick Century

I need to know if the evap purge solenoid control circuit and the evap vent solenoid control circuit is the same parts. When I look these parts up It shows me only one part.

Asked by for the 1997 Buick Century
On most vehicles the purge control solenoid is normally in the engine compartment or close to the engine compartment and the evaporative emission canister is in the rear of the vehicle.
The canister purge valve is mounted on the rear of your engine, Canister vent valve is in left of trunk.