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Automotive

VIDEO: Use Coolant Color To Check Service History

Andrew Markel discusses Nissan’s blue coolant in their modern vehicles, and how to use coolant color to determine the coolant’s previous service history.

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Automotive

Long-Life Coolants Explained

Cooling systems and chemistry have changed a great deal since the mid-19th century, and the need for coolant has also been on the rise in today’s modern engines.

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Automotive

VIDEO: Internal Hose Degradation From Coolant

Andrew Markel discusses coolant hoses, and how electricity flowing through the coolant can lead to the inner hose liner breaking down and failing.

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Automotive

VIDEO: Coolant Scale Buildup On Cooling System Components

Andrew Markel explains how dried out coolant can break down and cause scale in certain components of the cooling system.

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Automotive

VIDEO: Why Are There Certain Coolants For Certain Vehicles?

Andrew Markel explains how coolant is not meant to be mixed or switched. There are certain coolants for certain vehicles that must be used for long engine and gasket life.

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Automotive

Diesel Coolants: The Right Fluid For The Right Application

Which antifreeze should you use in your diesel engine? It seems just when you think that things are starting to settle down, some spec changes. Engine oil has been a hot topic over the past several months and has seen many changes over the past 10 years.

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Automotive

VIDEO: Coolant Temperature Sensor Diagnostics

If you have a vehicle in your shop with the fans running all the time, there may be a problem with the coolant temperature sensor. Andrew Markel explains.

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Automotive

VIDEO: Avoid Water Pump Damage With The Correct Coolant Mix

Adam Redling explains the importance of properly mixing coolant and water to avoid damage to the water pump.

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Automotive Featured

Cool Under Pressure: Choosing The Correct Coolant For The Job

Modern coolants, in their many colors and compositions, have helped extend the service intervals and replacement schedules of cooling system components. Driven in part by the OEMs longer powertrain warranty, many components are engineered to last beyond this “magic number,” sometimes up to 100,000 miles.

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Automotive

Volkswagen: Identifying And Mixing Factory Fill Engine Coolants

Coolants G12+, G12++ and G13 are lifetime coolants when used exclusively in the coolant system (not mixed with other coolants). Coolants can be mixed, as shown in the chart in this article, but it is always a best practice to change the coolant due to reduced corrosion protection when coolants are mixed.