Dorman 911-128 Vacuum Switching Valve

Overview of Dorman 911-128 Vacuum Switching Valve

The Dorman 911-128 Vacuum Switching Valve is a reliable replacement part designed for various Ford, Lincoln, and Mercury vehicles. Constructed from durable plastic, this valve features two ports and is engineered to maintain proper vacuum control within the emission system.

• Durable plastic construction for long-lasting performance
• Two-port design compatible with specific vacuum systems
• Includes one vacuum switching valve per package
• Compatible with multiple Ford, Lincoln, and Mercury models
• OEM-quality fit and function for emission control systems

Detailed Product Description

This vacuum switching valve by Dorman, part number 911-128, is designed to regulate vacuum flow in the emission control system of select Ford, Lincoln, and Mercury vehicles. The plastic material ensures resistance to corrosion and heat, which is critical for maintaining system integrity. With two ports, this valve effectively manages vacuum routing to support proper engine operation and emission standards. It is compatible with models such as the Ford F-150, Explorer, Mustang, and Lincoln Navigator, among others, ensuring a precise fit and reliable performance.

Common Applications and Issues Addressed

• Restores proper vacuum control in emission systems
• Resolves issues related to vacuum leaks or valve failure
• Helps correct engine performance problems caused by faulty vacuum switching
• Supports emission compliance by maintaining correct vacuum routing
• Prevents check engine light triggers related to vacuum system faults

Installation Notes and Tips

Installation of the Dorman 911-128 vacuum switching valve requires basic mechanical knowledge and tools. Ensure the engine is cool before beginning installation. Disconnect the battery to prevent electrical issues. Remove the old valve carefully, noting the orientation and vacuum hose connections. Install the new valve in the same position, connecting the two ports securely to the vacuum lines. Verify all connections are tight to prevent leaks. After installation, start the engine and check for proper operation and absence of vacuum leaks.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing dependable performance for emission control systems. The 911-128 vacuum switching valve undergoes rigorous quality testing to ensure durability and fitment accuracy. This part is backed by Dorman's limited warranty, offering coverage against defects in material and workmanship under normal use.