Grand Forks Herald: AUTO Q AND A: Red or green? Pick a coolant color of your choice
AUTO Q AND A: Red or green? Pick a coolant color of your choice
A coolant is a substance, typically liquid, that is used to reduce or regulate the temperature of a system. An ideal coolant has high thermal capacity, low viscosity, and low cost, is non-toxic and chemically inert, and neither causes nor promotes corrosion of the cooling system.
The new coolant you are adding must be the same type and color as the existing antifreeze in your car’s cooling system. Failure to adhere to this rule could cause costly damage to your engine.
MSN: Is red coolant better than green? Key differences & best uses explained
Many drivers wonder if red coolant is better than green, especially with so many options on the market. Red coolant generally lasts longer and offers stronger corrosion protection, while green coolant ...
Is red coolant better than green? Key differences & best uses explained
QUESTION: I have a '97 Chevy pickup with a 5.7-liter engine and less than 97,000 miles. The garage replaced the red coolant with the green antifreeze. The manual says to use red. The garage said no ...
Red coolant is designed for modern cars with aluminium engines, lasts up to five years, and should never be mixed with green coolant. Green coolant is for older vehicles, usually lasts two years, and ...
When it comes to your vehicle’s cooling system, two terms are often used interchangeably: antifreeze and coolant. While they are very closely related, there are important distinctions between the two.