GM 5.7L Engine Coolant Leak?

Answer If you suspect your Mercruiser 5.7-liter engine, based on the GM 350 block, sprung a cooling system leak, a pressure test, some visual inspection and sharp hearing may lead you right to it. If no l... Read More »

Top Q&A For: GM 5.7L Engine Coolant Leak

How to Fix an Engine Coolant Leak?

Your car's coolant system consists of various components. The water pump, shaft seal, radiator, heater cores, freeze plugs, hoses and the engine itself are areas where leaks can occur. The solution... Read More »

Causes of Engine Coolant Leak?

A car's coolant helps to keep the engine from overheating. The coolant is moved from the engine to the radiator, where it is exposed to air through the vents in the radiator. The air cools the coo... Read More »

How to Diagnose an Engine Coolant Leak?

If your car is leaking something you are unsure of, take a few minutes to check the liquids. Keeping an eye on your vehicle's internal temperature preserves engine longevity. Read on to learn how t... Read More »

How to Repair an Engine Coolant Leak?

Most automotive engines are water-cooled, or more precisely, water-and-chemical-treatment-cooled. Your car, for instance, unless it's an old VW, uses a solution of 50 percent plain water and 50 per... Read More »