Replace Dodge Avenger Purge Valve Replacement Cost. Get Dodge Avenger Evap Canister Vent Solenoid & Dodge Avenger Vapor Canister Purge Solenoid. Maintaining the vapor canister purge solenoid of your Dodge Avenger is crucial for optimal performance and emission control. Regularly inspect for cracks or damage and replace the solenoid if you notice a rough idle, difficulty starting, or an illuminated check engine light, which are telltale signs of failure. To extend its lifespan, ensure it's always clean and free from debris. When shopping for a replacement, select a high-quality OEM-equivalent or better to guarantee compatibility and endurance. Check for features like heat-resistant materials and proper fitment to ensure a seamless installation, enhancing your vehicle's efficiency and extending the service life of your fuel system components.