Why Is My Car Bringing Out White Smoke?

How do I know if my Headgasket is blown?

Common symptoms of a blown head gasket include the following:External leaks of coolant from under the exhaust gasket.Overheating under the hood.Smoke blowing from the exhaust with a white-ish tint.Depleted coolant levels with no trace of leakage.Bubble formations in the radiator and overflow compartment.More items…•.

How much white smoke from exhaust is normal?

One of two conditions is responsible for white smoke blowing out of your exhaust. In most cases, especially in the winter, some white smoke from your exhaust is perfectly normal and not something to worry about.

How do I fix white smoke from exhaust?

How To Fix White Smoke From Exhaust IssueStep 1: Inspect The Intake Gasket. There is a gasket that seals the manifold to the head inside the vehicle. … Step 2: Inspect The Head Gasket. The gasket seals the cylinder head to prevent the coolant from getting into the cylinder. … Step 3: Inspect The Cylinder Head.

Why does white smoke come out of my car when I start it?

The causes of white exhaust smoke can vary; however, it is common to see white exhaust smoke when first starting a car, especially on cooler days. … 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.

Does white smoke always mean blown head gasket?

The most common sign of a blown head gasket is exhaust smoke. White smoke indicates that your car is burning coolant that is leaking into the cylinders. … This test analyzes the fumes from the coolant in the radiator to determine whether hydrocarbons are present, as this is often a sign of a head gasket failure.

Can I drive my car with white smoke?

No, it is not recommended. Due to the fact that white smoke is indicative of a blown head gasket serious engine damage can occur if you continue to drive.

Is a little white smoke from exhaust bad?

White smoke is an early warning sign that your engine could soon suffer major damage, so head to an authorized Chevrolet dealership service center right away when you notice it coming from your car.

Why is my car smoking but not overheating?

If there’s burnt fuel inside the engine, the oil filler cap can release a little bit of smoke but not cause the car to overheat. This could also happen if the piston rings are worn out or the PCV tube is clogged. These parts are used to drain off fuel into the cylinder, where it then burns and creates smoke.