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Car Leaking Antifreeze When Packed 3 Reasons

Its not a good thing if you car is leaking antifreeze when packed or loosing coolant at any point in time. Car antifreeze also called car coolant is a substance that the car engine greatly depends on to regulate temperature of the engine.

Car antifreeze is said to protects engines from overheating and lubricating moving parts of the engine against corrosion. You should also check out my previous article titled Why is My car Overheating With a New Thermostat here on Cookip.

The car’s engine depends greatly on the car coolant to stay in a good working condition. So it is important to keep a close attention to your cars cooling system to ensure optimum functioning.

Signs of car leaking antifreeze when parked or Coolant

Here are some signs and indicators that your car leaking antifreeze when parked or Coolant when driving. If you you noticed you are loosing coolant or antifreeze, there could be many things to it.

Your car could be having a blown head gasket, a fractured cylinder head, damaged cylinder bores, or a manifold leak. It could also be a hydraulic lock, so you should inspect your car for the following signs and symptoms before taking to the mechanic.

  • Smell of sweet aroma might be evident from outside or inside the vehicle
  • You might even be able to smell it as a passenger in the car
  • puddles might form under the car
  • Car overheating due to the increased friction

If you ever notice any of the above mentioned signs and symptoms in your car, then you could be loosing car coolant. It is important that you should be take quick actions when you notice your car leaking antifreeze when parked or driving.

If your car does not show any physical sign of loosing antifreeze but it is overheating then you should consult a professional mechanic. Overheating is not a good sign for your car as your car’s head gasket could be broken and might cause other expensive problems.

Can you lose coolant without a leak?

Yes you lose coolant without a leak then it means you might be having a blown gasket or loosely tight radiator cover. If your car leaking antifreeze or coolant and you can seem to locate it, then it must be leaking into the combustion chamber through the broken head gasket.

Leaking of your car coolant into the combustion chamber will leave no visible on the ground or anywhere you can see. The only way you can notice it is by taking a look at the exhaust.

The most evident sign of a blown head gasket is an unusual white smoke coming out from the exhaust. This is because unlike gas, which leaves mostly clear or black exhaust fumes, coolant burns white.

Another way by which your car can lose coolant without a visible leak is through the radiator cap just like i have mentioned before. If the radiator cap is not holding and covering the pressing in the system as expected, some amount of antifreeze will be lost through steam.

To be sure that the radiator is kept intact, start your car and allow the engine to warm up ofr few minutes. After a few minutes of running the car, off the ignition and open the radiator cap to have a very good look for any form of steam.

Normally there should be no any form of steam or smoke coming from the cap, and if you do, then you’ll need to replace it. If you have done all the steps above then by now you should found out how your car is leaking antifreeze when parked.

What are the signs of a blown head gasket?

The head gasket is cushion between the top cylinder and cylinder block or block engine. The top cylinder holds the pistons while the cylinder block holds the valves, spark plugs and camshaft.

The head gasket in your car is designed to seal the cylinder’s firing pressure and and keep it inside the engine. Car’s head gasket also prevent coolant and engine oil from leaking into the cylinders as well as to the outside.

The head gasket must withstand the stresses of the two surfaces expanding, shrinking, warping and rubbing while sealing in cylinder pressure, coolant and engine oil running through casting ports. Here are signs to look for to know if you have a blown gasket or not.

  1. Unusual white smoke from the exhaust
  2. Bubbles from the the tip of the radiator cover
  3. Bubbles from the antifreeze or coolant container
  4. Unexplainable antifreeze loss with no visible leaks
  5. Milky white coloration in the oil
  6. Overall car engine over heating
  7. Check for unusual engine smoke

What do you do if your car is leaking antifreeze?

If you ever notice that your car is leaking antifreeze or coolant, it is not a good sign but it not too bad just yet. What you should do the moment you start noticing leak of coolant or antifreeze is to consult a professional mechanic immediately.

Leaking of antifreeze could just be a secondary problem while the primary problem could cause other severe damages if not checked in time. In other to help keep your car in good working condition you need to keep a close attention and eye on your coolant level and check for overheat.

Why is my car leaking antifreeze but not overheating?

This could be because the leak have just started and you where able to notice it in time. If you car is leaking antifreeze but not overheating or you have a car leaking antifreeze when parked, you still have a chance to repair your vehicle for a lower cost.

Other reasons why your car is leaking antifreeze but not overheating could be due to radiator lose cap. Chances are you have either a radiator cap leak, internal coolant leak or an external coolant leak.

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