How to Drain Coolant from Engine Block

This article will walk you through a step-by-step guide on how to flush or drain Coolant from Engine Block.

Coolant requires flushing and refilling from time to time to prevent blockage due to the accumulation of dirt or grime in the cooling system.

The draining doesn’t necessarily need the attention of a mechanic provided you have the necessary tools for it.

Also, most cars don’t necessarily need you to Drain Coolant from the engine Block except when they’ve been inactive for a long period of time.

Without wasting much time let’s see what a Coolant does to a car, how to flush it, and finally refill it with a fresh coolant.

Benefits of Coolants to Engine Block

Engine coolants are unarguably one of the most important fluids in a car system as it helps prevent damage to your car Engine.

In other words, it helps your car maintain a stable temperature in any given weather conditions.

It can be referred to as an antifreeze because it makes sure fluids in the engine never freeze or starts boiling due to heat.

The advantage further extends to the prevention of rust on metal parts such as the radiator, Engine, and heater.

How to Drain Coolant from Engine Block

In most cases, your Engine will run perfectly with a Coolant refill, a complete flush is only necessary when a car has parked long on idle.

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However, it solely depends on how you use your car and how long it has been in use. You can refer to your buyer manual for the right instruction.

  1. Make sure your Engine and Radiator Cap are cold
  2. Find the coolant drain plug located right beneath the engine
  3. Insert a drain pan or bucket for collecting the old coolant
  4. Remove the hose attached to the radiator for the coolant to pour out
  5. You can also remove the bolt used to tighten the coolant drain plug to flush the system
  6. Once the coolants have been flushed completely, you can now fasten the hose or bolts
  7. Now, refill your coolant and start your Engine with the radiator cap off (10 – 30 minutes)
  8. You can now close the radiator while watching out for leaks.

How to Refill Engine Coolant

Refilling an engine coolant is as easy as fueling your car but it must be done appropriately.

Here’s a complete guide on how to refill your Engine coolant

  • Raise the hood of your vehicle
  • Find and loosen the reservoir cap then get a funnel for the refilling
  • You can now top up the coolant or drain it if necessary.

A diluted coolant is recommended for this process or a 50% coolant and 50% distilled water combination.

Finally, tighten the reservoir cap and run your Engine.

That’s it.

Why Flush Coolant from Engine Block?

There are a lot of benefits that come with flushing your Engine Block, here are some of them.

  • Flushes dirt or sludge that might have got stuck in the radiator
  • Protects your Engine from damages that might occur due to an increase or decrease in temperature.
  • It also helps lubricate moving parts in your car’s cooling system.
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That’s it.

How Long to Let Engine Cool Before Adding Coolant?

For an easy refilling process, it’s advised to let the engine cool off to a state where it can be touched.

Nevertheless, If you have the means to refill your coolant while the engine is still hot then you can proceed with it.

How simple was the draining process?