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How do I know if my car needs coolant?


As a car owner, understanding the signs that your vehicle needs coolant is crucial for maintaining its health and performance. Coolant, also known as antifreeze, plays a vital role in regulating your engine's temperature and preventing overheating. In this article, we will explore the key indicators that suggest your car may be low on coolant and what steps you can take to address the issue.


Signs Your Car Needs Coolant


There are several warning signs that can indicate your car is in need of coolant. Being aware of these can help you prevent more serious engine problems down the line:



  • Temperature Gauge Reading: If your temperature gauge is consistently reading higher than normal, it may be a sign that your coolant levels are low.

  • Overheating Engine: If your engine is overheating, it could be due to insufficient coolant. Look for steam coming from under the hood as a clear indicator.

  • Coolant Leaks: Check for puddles of coolant under your vehicle. Coolant is typically bright green, orange, or pink, and any leaks should be addressed immediately.

  • Low Coolant Warning Light: Many modern vehicles are equipped with a dashboard warning light that indicates low coolant levels. If this light comes on, it’s time to check your coolant.

  • Unusual Engine Noises: If you hear gurgling or bubbling sounds from the engine, it may indicate that the coolant is boiling due to overheating.


Steps to Take if You Suspect Low Coolant


If you notice any of the signs mentioned above, it’s important to take action promptly. Here are the steps you should follow:



  • Check Coolant Levels: Open the hood and locate the coolant reservoir. Check the level against the markings on the side of the tank.

  • Add Coolant if Necessary: If the level is low, carefully add the appropriate type of coolant. Make sure to use a mixture of antifreeze and water as recommended by your vehicle's manufacturer.

  • Inspect for Leaks: Look for any visible leaks in the hoses, radiator, or around the engine. If you find any, it’s best to consult a professional mechanic.

  • Monitor Temperature: After adding coolant, keep an eye on the temperature gauge during your next drive to ensure it remains within the normal range.

  • Schedule a Professional Inspection: If you continue to experience issues, it’s advisable to have your vehicle inspected by a qualified mechanic to diagnose any underlying problems.


Conclusion


Regularly checking your coolant levels and being aware of the signs that indicate a need for coolant can help you maintain your vehicle's performance and longevity. If you ever feel uncertain about your car's condition, don't hesitate to reach out to a professional for assistance. At Kevin's Autos, we are here to help you with all your auto service needs!


Frequently Asked Questions

What happens if car coolant runs out?


With hundreds of moving metal parts in your engine and several gaskets keeping key engine components sealed, no coolant in the car means no way to stop irreparable destruction. This can also put you at a greater risk of road accidents.



What are the symptoms of low coolant?


If your car runs out of coolant on the road, you'll likely experience the following:

  • Dashboard warning light or abnormal temperature gauge.
  • Automatic engine cut-off.
  • Damage to engine parts.
  • High-temperature gauge creeping towards the red.
  • Heater not working or blowing constant hot air.
  • Poor fuel economy.
  • A sweet smell.



Can I just add coolant to my car?


If the coolant level is low, add the correct coolant to the reservoir (not the radiator itself). You can use diluted coolant by itself, or a 50/50 mixture of concentrated coolant and distilled water. When coolant rises to the cold fill line, replace cap and tighten it until you feel it click.



How do I check if my car needs coolant?


Your coolant levels can be checked by looking at the side of the coolant reservoir—you don't even have to open the radiator cap! There will be markings on the side of the reservoir, and you'll be able to see the coolant level through the plastic. If the liquid is at the “full” level, there's nothing you have to do.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.