What should I do if my coolant is brown?

You can check and top up coolant quite easily. However, if you notice that your coolant is brown or there’s bits floating in the coolant, it needs draining immediately. Contamination isn’t brilliant for your engine and the flush can only be completed by a professional mechanic.

When does the antifreeze in a car go bad?

Antifreeze starts to degrade once it is added to the cooling system of the vehicle. Manufacturers recommend replacing the antifreeze coolant at different time intervals depending upon the make of the vehicle and the purpose it is used for.

Where does the antifreeze go in the coolant reservoir?

That’s right, antifreeze goes straight in the coolant reservoir. The two fluids mix together anyway, so your car just makes your job easier for you. Make sure you dilute the antifreeze with water before adding it and don’t go overfilling the reservoir either.

Is there an expiration date for concentrated antifreeze?

This is why concentrated antifreeze doesn’t have an expiration date. So if you keep antifreeze in its original container with a lid on top it will be as good as new after years ready to be put inside your car’s cooling system.

How often should you change the coolant in antifreeze?

This is in theory, however in real world conditions, regardless of it’s quality, coolant (antifreeze) should be changed once every 2-5 years (average time after which it loses much of its benefits, unless specifically formulated as ‘lifetime’ coolant).

What should I do if my coolant is brown?