![]() Once coolant enters the combustion chamber and burns with the fuel, it creates a white smoke that will exit your exhaust. When you have a cracked engine block, the coolant flowing through your engine can escape into places it shouldn’t be. The reason for the white smoke, in this case, is basically the same as a blown head gasket. Cracked Engine BlockĪ cracked engine block is perhaps the worst-case scenario when you see white smoke from your exhaust. Unfortunately, the cost to repair a head gasket can be quite expensive. If you notice white smoke from your exhaust along with these other symptoms, then a blown head gasket is likely to blame. Similarly, your engine is likely to overheat frequently because the coolant cannot circulate properly. If you have a blown head gasket, you might also notice a decrease in engine performance due to a lack of compression. Burning coolant produces a thick white smoke, and this smoke then exits through the exhaust system. If the gasket fails, then coolant can leak into the combustion chamber. Coolant flows through small passageways in the cylinder heads and engine block, and this gasket prevents the coolant from leaking as it flows between the two. This gasket seals the cylinder head onto the engine block. ![]() ![]() Consider for a moment the purpose of your car’s head gasket. Blown Head GasketĪ blown head gasket can definitely cause white smoke from your exhaust. We will give you the most common causes here and discuss some details on how to narrow down the specific cause of the white smoke from your vehicle’s exhaust. So, what is causing that white smoke from your exhaust pipe? Several things can cause it, although some are more common than others. What is the difference between white smoke from the exhaust and black smoke from the exhaust? Causes Of White Smoke From Your Exhaust.What is the most common cause of white smoke from exhaust?.Can you drive with white smoke from the exhaust?.What does white smoke from the tailpipe usually indicate?.Why Is Black Smoke Coming From Your Tailpipe?.Why Is Blue Smoke Coming From Your Tailpipe?. ![]()
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