Purchase Pontiac G6 Purge Valve Replacement Cost & Pontiac G6 Canister Purge Valve Solenoid Get Pontiac G6 Evap Canister Vent Solenoid. Maintaining the vapor canister purge solenoid in your Pontiac G6 is crucial for ensuring optimal performance and longevity. Regularly inspecting for cracks or damage and replacing the solenoid every 60,000 miles can prevent issues. When choosing a replacement, opt for OEM-grade solenoids or trusted aftermarket brands that offer a balance of quality and value. The purge solenoid plays a vital role in controlling the flow of fuel vapors from the canister to the engine; high-grade materials and correct installation are key to functionality. Prioritize solenoids with robust construction and compatibility with your G6 model to ensure seamless integration and peak efficiency.