Coolant system
All articles

Though coolant and antifreeze are often used interchangeably, they aren’t the same. Here are the differences car owners should be aware of.
By Rick Popely
December 19, 2024

Since an engine can suffer severe damage if it’s run too hot, you should be concerned if there are indications the engine is overheating.
By Rick Cotta
November 10, 2024

Your car’s water pump circulates coolant throughout the engine, where it soaks up heat, and into the radiator, where the coolant is cooled and then recirculated back to the engine to start the process over again.
By Rick Cotta
January 7, 2024

In a word, the car exhaust smoke is caused by condensation — in two separate events. It’s similar to why you can see your breath on a winter day.
By Rick Cotta
November 26, 2023

There are two checks you can easily do on your coolant: whether you have enough of it and if it’s still protecting your engine in cold temperatures.
By Rick Cotta
March 26, 2023

Coolant leaks aren’t always easy to find, as air blowing through the front of the car can spread coolant all over, and that means the puddle you see on the ground may not be directly under the leak.
By Rick Cotta
February 12, 2023

For some vehicles, you're advised to change the coolant every 30,000 miles. For others, changing the coolant isn't even on the maintenance schedule.
By Rick Popely
October 26, 2022
By Rick Popely
June 11, 2018
By Rick Popely
March 1, 2018
By Rick Popely
February 21, 2018