Tagcooling system

Searching for cooling system info? Check out all the cooling system related articles here on the NAPA Know How blog. We’ve got Know How for all!

What Is Antifreeze and what does it do for my engine?

You know about oil, washer fluid and brake fluid, but what is antifreeze? Learn why antifreeze is important for your engine.

Keeping the engine bay clean is easy, but what about the cooling system? Here’s how to flush a radiator to keep it clean and operating smoothly.

A thermostat that is stuck closed will quickly cause your engine to overheat. When the thermostat gets stuck open, your engine takes considerably longer to warm up. You will notice … Continue Reading Know-How Notes: Cooling System Thermostat Replacement Tips

What could green fluid leaking from a car mean? Learn how to find the cause — and the solution.

Few things can get you down faster than a radiator leak. Aside from being a fairly pricey fix, a leaky radiator can quickly lead to overheating the engine. More often … Continue Reading Know-How Notes: How To Use AlumAseal ® Radiator Stop Leak

Here’s what to consider when deciding between water vs. antifreeze for your car’s cooling system.

What is OAT coolant? Can you mix it with HOAT or IAT?

These symptoms of a bad radiator will help you catch the culprit before it leaves you stranded.

Your car temperature gauge seems straightforward: But what does it do, exactly? car temperature gauge

The number of tools at an automotive technician’s disposal is truly amazing. Socket options alone can span pages and pages of a tool catalog. But there is a growing list … Continue Reading 5 Specialty Pro Tools That Get The Job Done