OEM GM Coolant Flow Control Valve

What is a Coolant Flow Control Valve?

A coolant flow control valve helps regulate the temperature of your GMC vehicle's engine. It controls the flow of coolant through the engine and the heater core. Adjusting coolant flow not only helps maintain engine temperatures but also provides efficient heater performance during colder months and prevents the engine from overheating.

Signs of a Failing Coolant Flow Control Valve

Of course, like other parts of your vehicle, a coolant flow control valve can start to go bad. Here are some of the signs to look out for:

Overheating engine: One of the first signs of a failing valve is an overheating engine. If the valve is stuck closed, it restricts coolant flow, causing the engine temperature to rise dangerously high.

Fluctuating temperature gauges: If the temperature gauge on your dashboard is fluctuating wildly, the valve may not be regulating coolant flow properly.

Leaking coolant: A damaged or worn-out valve can sometimes cause coolant leaks. These leaks may appear near the valve itself.

Where to Buy Replacement Parts

Malouf Parts Xperts is the best place to purchase OEM coolant flow control valves for your vehicle. When you shop with us, you can save up to 35% off MSRP.