Dorman 902-008 Variable Restrictor Valve

Overview of the Dorman 902-008 Variable Restrictor Valve

The Dorman 902-008 variable restrictor valve is designed to regulate heater control systems in select Buick, Chevrolet, Chrysler, Dodge, Oldsmobile, Plymouth, and Pontiac vehicles. This component ensures precise control of coolant flow for optimal HVAC performance.

• Durable plastic housing for corrosion resistance
• Overall length of 3.55 inches for proper fitment
• Restrictor valve operation to control coolant flow
• Includes one variable restrictor valve per package
• Compatible with multiple makes and models including Buick 88 and 98, Chevrolet Camaro and Caravan, Chrysler Town & Country, and more

Detailed Product Description

The Dorman 902-008 is a variable restrictor valve constructed with a plastic housing that offers resistance to corrosion and wear, extending the service life of the part. Measuring 3.55 inches in overall length, this valve is engineered to fit precisely within the heater control system of various vehicles. Its restrictor valve operation allows for controlled coolant flow, which is essential for maintaining the desired cabin temperature and preventing overheating of the HVAC system. This part is supplied as a single unit, ready for installation.

Compatible Vehicles and Applications

This variable restrictor valve is compatible with a range of vehicles, including Buick models 88 and 98, Chevrolet Camaro and Caravan, Chrysler Town & Country and Voyager, Dodge Caravan and Grand Caravan, Oldsmobile Riviera, Plymouth Grand Voyager, and Pontiac Bonneville and Firebird. The Dorman 902-008 is suitable for those seeking a reliable replacement part for heater control valve systems in these specific makes and models.

Common Issues Addressed by the Dorman 902-008

• Inconsistent cabin heating due to improper coolant flow
• Heater core overheating or insufficient heat output
• Coolant leaks caused by faulty valve operation
• HVAC system temperature fluctuations
• Reduced efficiency in heater control valve performance

Installation Notes and Tips

When installing the Dorman 902-008 variable restrictor valve, ensure the vehicle’s cooling system is depressurized and cooled to avoid injury. Verify the valve orientation matches the original part for proper coolant flow direction. Use appropriate tools to avoid damage to the plastic housing during installation. Inspect surrounding hoses and connections for wear or leaks and replace as necessary to maintain system integrity.

Quality Assurance and Warranty

Dorman manufactures the 902-008 variable restrictor valve to meet or exceed OEM specifications, ensuring reliable performance and durability. The plastic housing material is selected for corrosion resistance and longevity. This part is backed by Dorman’s standard warranty coverage, providing confidence in its quality and fitment for compatible Buick, Chevrolet, Chrysler, Dodge, Oldsmobile, Plymouth, and Pontiac vehicles.