Can you mix red and blue coolant

What will happen is a loss in efficiency of the coolant mix, it won't be able to displace the heat. OP, if you only topped up with a little bit of different colour coolant then don't panic, . What happens when you mix red and blue antifreeze in your car?

So, if you have just added a little blue antifreeze to your existing. When saw my pink coolant was low so bought this Asda's one, poured it in before noticing that it was thick blue ! Spilt a bit whilst doing it, so i need to top up just a full coolant bottle's. Also you cannot mix and match red and blue either, otherwise it can form like a gunk.

The vauxhall coolant (bright re almost pink) is great. Have you ever wondered how pink, orange, blue and green engine coolants. So if i'd used the blue stuff i had at home and it mixed with red would. Soon you will get some kind of foam in your headertank, and it may turn . I know that you can mix the same grade of coolant, i. My Omega had blue in when I bought it, but its supposed to be red.

Nov 2009Coolant, Green, re blue ? MEG with OAT additives will have coolant coloured Orange (Ford) or red.