Coolant Pouring Out Of Bottom Of Car: What To Do? (Explained)

A lot of people have experienced finding a vast pool of green liquid under their vehicle. A lot of people have encountered this, and it is not good. A coolant leak or an antifreeze leak can be caused by plenty of things. 

This can range from poorly tightened hoses, worn hoses, or box nails. If you also have a coolant pouring out of the bottom of your vehicle, this article is for you. 

We will be talking about what you have to do if there is a coolant coming out of the bottom of their vehicle. Let us start. 

Coolant Pouring Out Of Bottom Of Car

Why Is Coolant Coming From The Bottom Of My Car?

The coolant can help lea from your vehicle for a lot of reasons. The most common reasons are radiator corrosion, a damaged coolant hose, or even a water pump with a leaking gasket. If you notice that there is a coolant leak under your vehicle, consult an expert. 

The mechanic can determine what the issue is, and they can also replace the damage. If you have a coolant leak, there is a severe problem. This is because your engine depends on the coolant for the cooling system to work. 

What Happens If A Coolant Is Leaking From The Bottom Of The Engine?

You need to refill the coolant. The coolant will be lost, and your engine will not cool down, and it can overheat. If this happens, your vehicle’s engine will overheat. 

You can spot the leak by looking for it. There can be a split hose or a broken hose in the radiator.

Where Does Coolant Leak From Under The Car?

The coolant can leak from under your vehicle. The principal reason is radiator corrosion or a damaged coolant hose. There can also be a water pump with a leaky gasket. 

How To Fix Pouring Coolant From The Bottom Of Your Car?

If your coolant level is dropping, you might not notice the change. But your engine will then overheat. If the hoses of your vehicle’s coolant system have four hoses that can crack, the cracks can develop leaks. 

If there is a bad radiator cap, the pressure can also build up with the loss of coolant. There is also the issue of a blown head gasket. Have your vehicle checked by experts. 

How Do I Know If My Head Gasket Is Blown?

If you have a blown head gasket, it will allow the coolant to enter into the cylinders. The cylinders can cause white smoke from your tailpipe. In addition, it can cause bubbling in the radiator. 

There is also a coolant reservoir and unexplained coolant loss with no leaks. There can also be a milky white coloration in the oil and some engine overheating. You can notice that there are streaks of oil and coolant streaming down from the gasket. 

There can also be a loss of engine power because of low cylinder compression if the head gasket leaks in the adjacent cylinders. If you are experiencing these symptoms, the cooling system can be pressurized. 

You need to shut the engine down and not release the pressure. Consult an expert. 

How Expensive Is It To Replace A Head Gasket?

On average, the cost is somewhere between $1,624 and $1,979 to replace a head gasket. In addition, the labor can cost between $909 and $1147, while the parts can range between $715 and $832.

Is It Worth Fixing A Blown Head Gasket?

Yes, it is worth fixing a blown head gasket. However, you must not ignore a blown head gasket. 

You cannot have a blown head gasket and expect to have your vehicle running in good condition. You will have high risks if you will not fix a head gasket that is blown.

Can You Still Drive A Car With A Blown Head Gasket?

Yes, you can drive even with a blown head gasket. However, it can create severe damages to your vehicle. Do not drive with a blown head gasket. 

Does A Blown Head Gasket Mean I Need A New Engine?

If your head gasket is blown and you have a head gasket leak, it might be better to replace the whole engine because the new head engine will stop the leaking and fix the damage. 


In summary, many car owners have experienced a coolant coming out of the bottom of their vehicles. Some people might disregard this. 

Some car owners would be troubled over this. The truth is that you must not ignore coolant coming out of the bottom of your vehicle.



Image credits – Canva

Share on:

My name is Hank, and I've been in the automotive industry for 27 years. I've been working in my own auto repair shop for the last 13 years, and now I want to help you here, on my blog. Let me know if you have any questions. Read more