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Black smoke coming out of the exhaust of a car is usually due to oil being burned in the engine's cylinders. This can be caused by a worn piston ring or rings.

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12y ago

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Why does your truck have black smoke coming from the exhaust?

Could be a diesel? If not then replace your oxygen sensor on your exhaust. A bad oxygen sensor causes the exhaust smoke to be dark in color.


Why does black smoke come out the exhaust on starting my 1986 Ford Ranger?

If black smoke is coming out of the exhaust of a 1986 Ford Ranger, it is likely burning oil. It's possible that a seal is leaking in the engine.


What causes black soot from exhaust?

burning oil


Why is black smoke coming out the exhaust?

It is buring oil this is a wrong answer whe engine burn oil to the exhaust smoke is a heavy white smoke no black


What causes black sooty exhaust?

What can cause black sooty exhaust is bad valve guides. When the guides are bad oil leaks into the cylinder when the car isn't running. When the car starts it produces black exhaust.


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engine tune just a major service then maybe a new exhaust system


What causes white smoke coming from the exhaust continually and lack of power?

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Why the suddenly black smoke coming from the exhaust system in desiel engine?

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You have black smoke coming from your exhaust?

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What is the black hair like material coming out of your car exhaust?

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What causes a truck to have black smoke coming from the exhaust?

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