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

Nowadays, you’ll find green, blue, orange, and yellow as the most common coolant colors, with red and pink found more rarely in specific vehicles. Not sure if it’s coolant just by looking at ...

If you're not sure what the original color was but the coolant still looks fairly bright and fluorescent, with a clearly defined color like bright green, orange, yellow, etc., it's probably still ...