URO 64118375792 HVAC Heater Control Valve

BMW HVAC Heater Control Valve Replacement

This URO HVAC heater control valve is a specific-fit replacement for select BMW 3 Series and M3 applications. Built to factory HVAC heater control valve dimensions, it supports proper coolant flow control for stable cabin temperature management. Part number 64118375792 is used across multiple BMW E36 applications, including 1992-1999 BMW 318i, 325i, 328i, and M3 models.

Key Features

• Specific fitment for select BMW HVAC systems
• Precision-molded to factory heater control valve dimensions for straightforward installation and correct operation
• Temperature rating from -40°F to 275°F (-40°C to 135°C)
• Built with materials that resist cooling-system heat and antifreeze exposure
• Triangular 1-connector design with 3 terminals and 3 hose ports
• URO part number 64118375792 for direct reference

Detailed Product Information

The URO 64118375792 HVAC heater control valve regulates coolant flow through the heater circuit on compatible BMW vehicles. Its inlet and outlet port dimensions are sized for factory-style hose connection, with a 21 mm outside diameter at the inlet and outlet and 13 mm inside diameter at the inlet and outlet. The valve uses a female triangular connector with male pin terminals, making it a direct replacement choice for BMW 323i, 328is, and M3 heater control valve service. This part cross-references Four Seasons 74894 for the same application.

Common Problems This Part Addresses

• Cabin heat stuck on or unable to regulate temperature
• Heater output that changes unexpectedly during driving
• Coolant flow issues through the heater core circuit
• Valve leakage caused by heat and antifreeze exposure
• Electrical connection problems at the heater control valve

Installation Notes and Tips

Verify connector shape, terminal count, and hose port dimensions before installation. This valve is a specific-fit component for select BMW HVAC systems, so matching the vehicle application is important. Inspect hoses, clamps, and surrounding cooling-system components during replacement to confirm a proper seal and reliable heater operation. Part number 64118375792 is commonly searched for BMW heater control valve replacement on 1992-1999 BMW 318i, 325i, 328i, and M3 models.

Quality Assurance

URO backs this heater control valve with a 24 Month Unlimited Mileage Warranty. The valve is engineered to withstand cooling-system temperatures and corrosive antifreeze, with a stated operating range of -40°F to 275°F (-40°C to 135°C).