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 ...

Most folks are aware that having a full coolant system is extremely important. Without proper cooling, your engine can overheat and cause severe damage or all-out destruction to your engine. However, ...

When temperatures plunge, a frozen car can feel less like an inconvenience and more like a mechanical emergency. Handled ...

The coolant inside your car's engine does more than keep it cool. Although your engine will run fine with regular water, coolant has anti-freeze and lubricating properties to prevent corrosion to ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. The coolant light glowing blue ...

Editor’s note: This article was last updated on May 30, 2021. It has been reviewed by Cars.com Senior News Editor Jennifer Harrington and is still accurate. Though coolant and antifreeze are often ...

Internal combustion engines require many types of fluids to operate smoothly. One of the most essential is coolant. Coolant is that green, yellow, pink, or purple fluid that goes inside the radiator ...

Global warming? While the tree- huggers clamor over ex-Vice President Gore's global temperature scare, we'll lay odds that when summer arrives, car crafters will be more concerned about engine warming ...