Can You Use Water Instead of Coolant?

As a vehicle owner, you may be tempted to top off your engine's coolant with plain water when you notice the level is low. However, while it may seem like a quick fix, it's necessary to understand the risks and drawbacks of using water instead of the suggested coolant.

Coolant serves multiple functions in your engine, such as keeping it from overheating, preventing rust and corrosion, and lubricating the water pump. A 50/50 mixture of antifreeze and water is typically recommended for most vehicles, as it provides the optimal balance of protection and performance.

While water can help to lower engine temperature, it doesn't provide the same level of protection as coolant. Water can also freeze in colder temperatures, causing damage to your engine block and radiator. Additionally, using only water instead of a proper coolant mixture can lead to corrosion and clogging within your engine's cooling system, which can ultimately result in costly repairs.

It's important to note that using water instead of coolant may also void your manufacturer's warranty. Manufacturers specify the type of coolant that should be used in their vehicles, and using anything else may cause damage that is not covered under warranty.

If you notice that your engine coolant levels are dropping, it's best to top off with the recommended coolant mixture. Suppose you don't have any coolant on hand. In that case, it's okay to add water in an emergency situation, but make sure to have your cooling system inspected and serviced by a professional mechanic as soon as possible.

While it may seem like a quick fix to top off your engine coolant with plain water, it's important to use the suggested coolant mixture to ensure the optimal performance and protection of your vehicle. If you're unsure about the type of coolant your vehicle requires or have any concerns about your cooling system, talk to one of our professional technicians at Village Transmission & Auto Clinic today.

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