White smoke head gasket

If your problem is thick white smoke coming out the exhaust pipe, most likely you have a blown intake manifold gasket. Thick white smoke pouring from the exhaust is usually due to a crack in the cylinder head , engine block or head gasket. This is caused by constant temperature fluctuations and a consistently overheating engine due to low coolant levels. Based on your description, it doesn’t seem like you have any of the tell-tale signs, so it would be difficult to say that it’s head gasket related. A whitish smoke being emitted by the car is the first sign of a blown head gasket.

There is also a reduction in a car’s ability to remain idle. A blown head gasket should be repaired immediately because oil is required for lubrication of the engine. I only replaced the driver side head gasket.

I did not change the passenger side head gasket. The head gasket did not stop the white smoke from coming out the driver side exhaust. This tells me that if I replace the passenger side head gasket it will still smoke as well. That is why I think coolant is getting in the intake manifold somehow. You want a quickie test?

Start it up, put a white paper towel up to the exhaust pipe with the white smoke coming out. Smells a little sweet? OR is the paper towel wet with a raw gas smell?

Once started the exhaust heat will now start to burn off the coolant and water that was pushed into the exhaust system. When this fluid is heated it will come out the exhaust as white smoke or steam. White smoke (when the car is warmed up, not so much when first starting it in cold weather) usually means coolant is getting into the combustion chamber. It doesn’t take much, but if tis white smoke has beenn going on for months without coolant loss, I suspect youare right it isn’t the head gasket.

White Smoke From Tailpipe Most head gasket leaks are internal to the engine allowing coolant to flow into the combustion chamber on every intake stroke. Fel-Pro, Cometic, SCE, Mr. Free Shipping On Orders Over $99! Even small amounts of coolant entering the combustion chamber will produce white exhaust smoke.

One of the main causes of white exhaust smoke and coolant loss is a cracked or warped cylinder head , a cracked engine block, or head gasket failure caused by overheating. A cracked head may allow coolant to leak into one or more cylinders or into the. These parts take the role of distribution the combustion mixture, along with the coolant to the separated intake port. Then after about seconds to a minute, the white smoke should clear up.

If this is the case then you have nothing to worry about. Cracked Cylinder Head. Whenever your cylinder head is cracked or damage coolant will begin to leak out of it. According to your posts, it could either be a blown head gasket or a modulator diaphragm. The first test or the second may be enough to verify that the head gasket is blown on your GM 3. The signs of a blown head gasket can be subtle.

Here are eight of the most common indications that your head gasket has failed: An external oil or coolant leak at the seam between the engine block and cylinder head is a sign that you have a head gasket failure or a cracked block. Smoke blowing from the exhaust with a white -ish tint;. For the gasket issue, the typical symptoms of bad head gasket are: there is oil residue in coolant resevoir.

But the following situation is not match with bad head gasket or significant bad head gasket : It runs fairly goo even will be near perfect if replace all the spark plugs and spark plug wires. Businesses Choose Zoro.