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Parts for your 2003 Mazda 6-Coolant

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Gates Moulded Heater Hose - 02-1033

Gates Moulded Heater Hose - 02-1033

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$51
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Gates Radiator Hose Upper - 05-0005

Gates Radiator Hose Upper - 05-0005

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$51
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Gates Moulded Heater Hose - 02-1346

Gates Moulded Heater Hose - 02-1346

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$51
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Gates Radiator Hose Lower - 05-0907

Gates Radiator Hose Lower - 05-0907

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$51
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Gates Moulded Heater Hose - 02-0239

Gates Moulded Heater Hose - 02-0239

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$50
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Gates Radiator Hose Lower - 05-0629

Gates Radiator Hose Lower - 05-0629

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$50
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Gates Radiator Hose Lower - 05-0744

Gates Radiator Hose Lower - 05-0744

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$50
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Explore 4WD & Adventure

Gates Moulded Heater Hose - 02-0993

Gates Moulded Heater Hose - 02-0993

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$49
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Gates Radiator Hose Lower - 05-0651

Gates Radiator Hose Lower - 05-0651

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$49
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Gates Radiator Hose Upper - 05-0551

Gates Radiator Hose Upper - 05-0551

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$49
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Gates Radiator Hose Upper - 05-0753

Gates Radiator Hose Upper - 05-0753

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$49
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Gates Radiator Hose - 05-0748

Gates Radiator Hose - 05-0748

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$48
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Gates Radiator Hose Upper - 05-1624

Gates Radiator Hose Upper - 05-1624

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$48
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Gates Moulded Heater Hose - 02-1012

Gates Moulded Heater Hose - 02-1012

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$48
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Gates Radiator Hose Upper - 05-0197

Gates Radiator Hose Upper - 05-0197

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$48
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Gates Radiator Hose Lower - 05-0553

Gates Radiator Hose Lower - 05-0553

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$48
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Gates Radiator Hose Upper - 05-0725

Gates Radiator Hose Upper - 05-0725

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$48
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Gates Radiator Hose Lower - 05-0117

Gates Radiator Hose Lower - 05-0117

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$48
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Gates Radiator Hose Upper - 05-0707

Gates Radiator Hose Upper - 05-0707

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$47
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Gates Radiator Hose Upper - 05-0061

Gates Radiator Hose Upper - 05-0061

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$47
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Gates Radiator Hose Upper - 05-0249

Gates Radiator Hose Upper - 05-0249

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$47
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Gates Moulded Heater Hose - 02-0996

Gates Moulded Heater Hose - 02-0996

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$47
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Gates Radiator Hose Upper - 05-0525

Gates Radiator Hose Upper - 05-0525

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$46
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Gates Radiator Hose Upper - 05-1844

Gates Radiator Hose Upper - 05-1844

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$46
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Gates Radiator Hose Upper - 05-0462

Gates Radiator Hose Upper - 05-0462

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$46
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Gates Radiator Hose Upper - 05-2346

Gates Radiator Hose Upper - 05-2346

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$46
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Gates Radiator Hose Lower - 05-0256

Gates Radiator Hose Lower - 05-0256

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$45
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Gates Radiator Hose Lower - 05-0114

Gates Radiator Hose Lower - 05-0114

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$45
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Gates Radiator Hose Lower - 05-0431

Gates Radiator Hose Lower - 05-0431

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$45
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Gates Radiator Hose Lower - 05-0562

Gates Radiator Hose Lower - 05-0562

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$45
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Gates Radiator Hose - 05-0160

Gates Radiator Hose - 05-0160

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$44
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Gates Radiator Hose Upper - 05-0355

Gates Radiator Hose Upper - 05-0355

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$44
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Gates Radiator Hose Lower - 05-0428

Gates Radiator Hose Lower - 05-0428

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$43
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Gates Radiator Hose Upper - 05-0013

Gates Radiator Hose Upper - 05-0013

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$43
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Gates Radiator Hose Lower - 05-0886

Gates Radiator Hose Lower - 05-0886

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$43
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Gates Radiator Hose Upper - 05-0446

Gates Radiator Hose Upper - 05-0446

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$43
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Gates Radiator Hose Upper - 05-0581

Gates Radiator Hose Upper - 05-0581

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$43
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Gates Radiator Hose Lower - 05-1901

Gates Radiator Hose Lower - 05-1901

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$43
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Gates Radiator Hose Upper - 05-0547

Gates Radiator Hose Upper - 05-0547

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$43
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Showing 3979 - 4017 of 4186 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.