Rick's Free Auto Repair Advice

Posts Tagged: coolant additives

Coolant additives

What are the most common coolant additives? Every engine and cooling system is unique, so you can’t use a universal all makes all models coolant in your engine without causing some type of damage. The coolant additives must match the metal used in the engine block, cylinder head, water pump casting and impeller and bearings, radiator, seals, plastic components, heater core and heater tubes. Car makers use Aluminum alloys, copper, copper alloys, magnesium, steel, plastic, rubber in their engine designs and the coolant chosen must be compatible with all those … Read More


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