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Parts for your 2003 Mazda 6-Coolant

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OEX  Fuel Pump
20%OFF
OEX

OEX Fuel Pump

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$352
$440
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$65
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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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Explore 4WD & Adventure

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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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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Goss Heater Hose 16mm 5/8in x 1m - HH160L10

Goss Heater Hose 16mm 5/8in x 1m - HH160L10

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$16
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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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Goss Heater Hose 10mm 3/8in x 1m - HH100L10

Goss Heater Hose 10mm 3/8in x 1m - HH100L10

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$15
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OEX Coolant Expansion Tank
OEX

OEX Coolant Expansion Tank

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$67
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Permaseal Water Pump Gasket - KA744

Permaseal Water Pump Gasket - KA744

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$12
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OEX  Temperature Sensor - CCS39

OEX Temperature Sensor - CCS39

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$103
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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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Dayco Coolant Expansion Tank - DET0017

Dayco Coolant Expansion Tank - DET0017

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$112
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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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$124
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Dayco Coolant Expansion Tank - DET0003

Dayco Coolant Expansion Tank - DET0003

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$119
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Dayco Coolant Expansion Tank

Dayco Coolant Expansion Tank

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$160
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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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Showing 1 - 39 of 4019 products

Maintaining Your 2003 Mazda 6 Coolant System

Maintaining the coolant system in your 2003 Mazda 6 is essential for the longevity and efficient performance of your vehicle. The coolant doesn't just keep your engine from overheating, it also prevents rust and scaling that can compromise the integrity of the engine components. Let's explore some key insights about maintaining your vehicle's coolant system.

To begin with, it's crucial to know when it's time to check and replace the coolant in your Mazda 6. Typically, the coolant should be inspected at least once every year. However, it's usually recommended to undertake a complete coolant flush and replacement every 4 years or 100,000 kilometres, whichever comes first.

Before you begin the process, make sure the engine is cool. Opening the radiator cap on a hot engine can lead to serious injuries from steam or hot liquid. Once the engine has cooled down, check the coolant level in the radiator and the overflow tank. If the levels are low, it's advisable to top them up with the recommended type of coolant, ensuring the right mixture of antifreeze and water is used. This is typically a 50/50 mix.

When replacing the coolant, you may choose either to do it yourself or have it done by a professional mechanic. The process involves draining the old coolant from the system, flushing the radiator with fresh water to remove any lingering debris or old coolant, and then refilling the system with new, high-quality coolant. This process helps to eliminate any rust or accumulated debris that might impact the cooling efficiency.

  • Always use the type of coolant as recommended in the vehicle's service manual for optimal performance.
  • Regularly check hoses and fittings for leaks or signs of wear and tear.
  • After replacing the coolant, run the engine for a few minutes with the heater on high to help expel any air bubbles trapped in the system.
  • Dispose of the old coolant responsibly as it is toxic and harmful to the environment.

Remember, maintaining the coolant system isn't solely about preventing the engine from overheating. It's about safeguarding all the engine's vital components and ensuring smooth and reliable vehicle operation. Regular maintenance of your 2003 Mazda 6's coolant system will provide peace of mind whether you're running to the shops or on a long road trip. Keeping these factors in mind will not just help in prolonging the vehicle's life but also ensure peak performance under various operating conditions.