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Parts for your 2018 Holden Commodore-Coolant

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OEX  Fuel Pump
20%OFF
OEX

OEX Fuel Pump

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$352
$440
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GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

$17
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$74
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$174
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Explore 4WD & Adventure

OEX Coolant Overflow Bottle
OEX

OEX Coolant Overflow Bottle

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$35
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Dayco Coolant Expansion Tank - DET0021

Dayco Coolant Expansion Tank - DET0021

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$127
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$75
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Gates Radiator Hose Lower - 05-2231

Gates Radiator Hose Lower - 05-2231

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$154
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Gates Radiator Hose Upper - 05-1518

Gates Radiator Hose Upper - 05-1518

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$90
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$67
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OEX  Temperature Sensor - CCS39

OEX Temperature Sensor - CCS39

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$103
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Permaseal Water Pump Gasket - KA744

Permaseal Water Pump Gasket - KA744

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$12
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GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

$17
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Repco Heater Tap Valve - RHV5631

Repco Heater Tap Valve - RHV5631

$82
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Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

$19
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Gates Radiator Hose Upper - 05-0920

Gates Radiator Hose Upper - 05-0920

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$66
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Gates Radiator Hose Upper - 05-1896

Gates Radiator Hose Upper - 05-1896

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$94
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Gates Radiator Hose Lower - 05-0919

Gates Radiator Hose Lower - 05-0919

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$45
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Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

$22
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Gates Radiator Hose Lower - 05-1895

Gates Radiator Hose Lower - 05-1895

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$72
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Dayco Coolant Expansion Tank - DET0017

Dayco Coolant Expansion Tank - DET0017

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$112
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Dayco Coolant Expansion Tank

Dayco Coolant Expansion Tank

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$124
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Gates Molded Coolant Hose - 23460

Gates Molded Coolant Hose - 23460

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$68
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Dayco Coolant Expansion Tank

Dayco Coolant Expansion Tank

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$160
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Showing 1 - 39 of 4019 products

Coolant Maintenance for Your 2018 Holden Commodore

The 2018 Holden Commodore is a fantastic vehicle that requires regular maintenance, and paying attention to its cooling system is no exception. Coolant is indeed a crucial component for the 2018 Holden Commodore as it plays a vital role in regulating the engine's temperature, preventing it from overheating and counteracting freezing in colder climates. Let's dive into what you need to know about coolant replacement and maintenance to ensure your Commodore runs smoothly.

First off, let's talk about why coolant is so essential for your vehicle. The engine in your Commodore produces a lot of heat, and without proper cooling, it would overheat and get damaged. Coolant circulates through the engine, absorbing excess heat and ensuring that the engine remains within its optimal temperature range. Additionally, it prevents rust and corrosion within the engine and radiator, which can lead to leaks and further damage.

You'll want to establish a regular maintenance schedule to keep your Commodore's cooling system in top shape. Ideally, the coolant should be checked at least once a year, but it's wise to inspect it more frequently if you're regularly driving in extreme climates or using your vehicle for heavy-duty purposes. So, when it comes to replacing or maintaining coolant in your 2018 Commodore, where should you start?

  1. Checking the Coolant Level: Pop the bonnet and locate the coolant reservoir. Ensure that the engine is cool before you open the reservoir cap. The coolant level should be between the minimum and maximum markers. If it's low, top it up with the correct type of coolant specified in your vehicle's manual.
  2. Inspecting the Coolant Condition: The coolant should be a bright, usually green or orange colour. If it appears rusty, muddy, or contaminated, it's time for a flush and refill. Contaminated coolant can be detrimental to the engine's efficiency and longevity.
  3. Flushing the Cooling System: It's recommended to flush the cooling system and replace the coolant every 48,000 kilometres or every two years, whichever comes first. This helps to remove any buildup of debris or rust and replenish the additives that prevent corrosion.
  4. Using the Correct Coolant: Always opt for the type of coolant that's recommended in your Commodore's owner manual. Using the wrong type can lead to inefficiencies and even damage your engine. Modern Commodores usually require a long-life coolant, specifically designed to offer extended protection.
  5. Seeking Professional Help: While checking and topping up coolant is manageable for most, a professional technician should handle flushing and replacing the coolant. They have the equipment and expertise to ensure it's done correctly and efficiently.

Once you've dealt with the immediate task of ensuring your coolant is at the correct level and is in good condition, it's essential to consider regular practices that will prolong the performance and life of your vehicle's cooling system. Regularly check the hoses and belts connected to the cooling system for any signs of wear and tear. Cracks, leaks, or fraying are indications that replacement is needed.

Remember that extreme temperatures, whether hot or cold, can put additional strain on your cooling system. During summer, the risk of overheating increases, especially in stop-and-go traffic. In winter, the risk of freezing can damage the cooling system elements if the coolant is not adequately concentrated. Thus, keeping an eye on your vehicle's temperature gauge can help avoid potential issues.

Finally, while maintaining the cooling system is crucial, don't forget the rest of your vehicle's systems. Regular service checks with a certified technician can help identify any other issues before they become serious problems. Keeping up with routine maintenance is the best way to ensure that your 2018 Holden Commodore continues to run smoothly and efficiently for years to come.