Global Parts 8211259 HVAC Heater Control Valve

HVAC Heater Control Valve for Audi and Ford

Global Parts 8211259 is an HVAC heater control valve used in heating system coolant flow management for a wide range of Audi, Ford, Lincoln, and Mercury applications. It supports proper heater operation by regulating coolant movement through the heater circuit, helping maintain consistent cabin heat in vehicles such as the Audi A6, Audi 100, and Ford Escort.

Key Features

• HVAC heater control valve for temperature control system service
• Fits select Audi, Ford, Lincoln, and Mercury models from 1977-1997
• Direct replacement application for vehicles listed in the fitment data
• Cross-references Four Seasons 74671 for the same application
• Part number: 8211259

Product Details

Heater cores transfer heat from the engine cooling system into the passenger compartment, and the heater control valve helps regulate that coolant flow through the HVAC circuit. Global Parts 8211259 is built for direct-fit service on select Audi A6, Audi 100, Audi 80, Audi 90, Audi 200, Audi Quattro, Ford Escort, Ford Festiva, Lincoln Continental, Lincoln Versailles, Mercury Cougar, and related applications. This part number, 8211259, is listed for vehicles with and without automatic temperature control depending on the application.

This part cross-references Four Seasons 74671 for the same application.

What It Helps Fix

• Weak or inconsistent cabin heat
• Coolant flow problems in the heater circuit
• Temperature control issues in the HVAC system
• Heater output that does not respond correctly to control changes
• Leaks or valve wear in the heater control assembly

Installation Notes and Tips

Verify the year, make, model, and HVAC configuration before installation. Some listings note automatic temperature control or heater water applications, so match the vehicle’s original setup to the fitment data before ordering. Confirm hose routing and coolant connections during replacement, and bleed the cooling system after service to restore proper heater performance.

Quality Assurance

Global Parts 8211259 is cataloged as an OE-style replacement for the listed applications and is supported by interchange references for parts lookup and verification. Confirm fitment against the vehicle’s original heater control valve configuration before installation.