You have a choice of two types of truck diesel engine coolant: extended life coolant (ELC), which is simpler to maintain, and fully formulated antifreeze, to which you add supplemental coolant ...

A technician with Polaris Labs pulls a sample of extended life coolant for testing. ELC should be monitored as closely as conventional coolants since some mechanical malfunctions in equipment can ...

As engines get very hot, coolant helps distribute heat to help prevent overheating and engine damage. It also adds antifreeze protection and acts as a lubricant for some of the engine’s components. If ...

Understand the difference between coolants, and how to look for problems. Coolant (sometimes referred to as antifreeze or radiator fluid) is used to regulate your engine temperature and prevent it ...

Responsible car ownership means checking your fluid levels at least once or twice a month. If you are a first-time diesel engine owner, you may wonder if it's safe to use regular coolant in your ...

As the coolant is directly responsible for keeping the engine at a reasonable temperature, it becomes crucial to monitor things. After all, knowing how much coolant your car can hold and what type of ...