Dorman 911-385 Vapor Canister Purge Valve

Reliable Vapor Canister Purge Valve for Chevrolet and GMC Vehicles

The Dorman 911-385 Vapor Canister Purge Valve is designed to maintain proper evaporative emissions control in select Chevrolet, GMC, and Oldsmobile models. This valve ensures efficient fuel vapor management, helping your vehicle meet emission standards and operate smoothly.

• Connector hose inside diameter: 0.325 inches for precise fit
• Single elliptical connector shape for secure attachment
• Durable plastic housing material for corrosion resistance
• Two male terminals for reliable electrical connection
• Compact length of 2.82 inches for easy installation
• Two mounting holes with 0.37 inch diameter for stable mounting
• Includes one purge valve per package
• Two ports with outside diameters of 0.32 and 0.47 inches

Technical Details and Compatibility

The Dorman 911-385 purge valve features a plastic housing that resists corrosion and wear, ensuring long-term durability. Its elliptical connector and precise hose diameter of 0.325 inches provide a secure and leak-free connection within the evaporative system. The valve includes two male terminals and two mounting holes, allowing for straightforward electrical hookup and stable installation without included mounting hardware. With a length of 2.82 inches, it fits neatly within the engine bay of compatible vehicles.

This vapor canister purge valve is compatible with a range of Chevrolet, GMC, and Oldsmobile models, including Chevrolet Blazer, Tahoe, S10, and Silverado variants like C1500 and K1500, as well as GMC Jimmy, Safari, and Yukon. It also fits Oldsmobile Bravada and various Express and Savana models, ensuring broad application across multiple trucks and SUVs.

Purpose and Common Issues Addressed

• Controls fuel vapor flow from the charcoal canister to the intake manifold
• Prevents excessive fuel vapor emissions and helps pass emissions testing
• Resolves rough idle or engine hesitation caused by faulty purge valve operation
• Eliminates check engine light codes related to evaporative system leaks or purge valve failure
• Improves fuel efficiency by maintaining proper vapor purge timing

Installation Notes and Tips

• Verify vehicle compatibility with Chevrolet, GMC, or Oldsmobile models listed before installation
• Ensure electrical connectors and vacuum lines are clean and undamaged prior to installation
• Use appropriate tools to avoid damaging the plastic housing or connectors
• Mounting hardware is not included; reuse existing hardware or source compatible fasteners
• Test the purge valve operation after installation to confirm proper function

Quality Assurance and Warranty

Dorman parts are engineered to meet or exceed OEM specifications for fit and function. The 911-385 vapor canister purge valve undergoes rigorous quality control to ensure reliable performance in emission control systems. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to provide confidence in your replacement part.