While your car is idling, if it starts smoking or you simply notice a rise on the coolant temperature gauge, there are a few possible explanations of why.

Most vehicles now employ an expansion tank that allows the coolant to expand, and exit, the cooling circuit when hot, and to return when the car is turned off and the engine cools. The cooling ...

Noticing a sweet smell from your diesel exhaust? It could signal a serious issue—here’s what it likely means and what to ...

Here's how to check the six essential fluids in your car. After fuel (unless you have a fancy EV), oil is your car's most ...

Pro Tip: Leave the car raised while you refill the radiator to allow air pockets to escape from the engine. Slowly fill the radiator or coolant tank with fresh coolant until the coolant is 1 in.

Maintenance is critical when it comes to your engine’s cooling system ... than long enough to reach the coolant level in your car’s radiator or expansion tank. ABN says its antifreeze tester ...

My Ioniq 5's coolant system got an unwelcome addition. I poured Rain-X into my Ioniq 5's coolant tank instead of coolant. 100 ...

Coolant needs changing because chemicals in the coolant break down and become less effective over time. This use ends up ...

Though many consider the oil pump the heart of an engine ... ensure the coolant is properly topped off until you diagnose the issue. As for what it is you'll see under your car, coolants actually ...