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Parts for your 2003 Mazda 6-Coolant

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Gates Radiator Hose Lower - 05-1472

Gates Radiator Hose Lower - 05-1472

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$80
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Gates Radiator Hose Lower - 05-1623

Gates Radiator Hose Lower - 05-1623

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$79
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Gates Radiator Hose Upper - 05-0494

Gates Radiator Hose Upper - 05-0494

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$79
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Gates Radiator Hose Lower - 05-0929

Gates Radiator Hose Lower - 05-0929

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$79
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Gates Radiator Hose Upper - 05-0926

Gates Radiator Hose Upper - 05-0926

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$79
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Gates Radiator Hose Lower - 05-0430

Gates Radiator Hose Lower - 05-0430

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$78
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Gates Radiator Hose Upper - 05-0812

Gates Radiator Hose Upper - 05-0812

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$78
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Explore 4WD & Adventure

Gates Moulded Heater Hose - 02-1470

Gates Moulded Heater Hose - 02-1470

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$78
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Gates Radiator Hose Lower - 05-0561

Gates Radiator Hose Lower - 05-0561

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$77
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Gates Radiator Hose Upper - 05-1006

Gates Radiator Hose Upper - 05-1006

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$76
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Gates Radiator Hose Upper - 05-1353

Gates Radiator Hose Upper - 05-1353

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$76
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Gates Radiator Hose Upper - 05-0622

Gates Radiator Hose Upper - 05-0622

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$76
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Gates Moulded Heater Hose - 02-1500

Gates Moulded Heater Hose - 02-1500

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$76
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Gates Radiator Hose Upper - 05-0533

Gates Radiator Hose Upper - 05-0533

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$76
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Gates Radiator Hose Lower - 23264

Gates Radiator Hose Lower - 23264

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$76
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Gates Radiator Hose Lower - 05-2140

Gates Radiator Hose Lower - 05-2140

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$75
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Gates Radiator Hose Upper - 05-0315

Gates Radiator Hose Upper - 05-0315

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$75
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Gates Radiator Hose Lower - 05-0018

Gates Radiator Hose Lower - 05-0018

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$74
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Gates Radiator Hose Lower - 05-0516

Gates Radiator Hose Lower - 05-0516

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$74
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Gates Moulded Heater Hose - 02-0438

Gates Moulded Heater Hose - 02-0438

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$74
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Gates Radiator Hose Upper - 05-2104

Gates Radiator Hose Upper - 05-2104

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$73
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Gates Radiator Hose Lower - 05-1524

Gates Radiator Hose Lower - 05-1524

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$73
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Gates Radiator Hose Lower - 05-1463

Gates Radiator Hose Lower - 05-1463

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$73
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Gates Radiator Hose Lower - 05-0634

Gates Radiator Hose Lower - 05-0634

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$73
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Gates Moulded Heater Hose - 02-1350

Gates Moulded Heater Hose - 02-1350

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$73
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Gates Radiator Hose Lower - 05-1445

Gates Radiator Hose Lower - 05-1445

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$73
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Mackay Lower Radiator Hose - CH2136

Mackay Lower Radiator Hose - CH2136

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$73
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Mackay Lower Radiator Hose - CH1596

Mackay Lower Radiator Hose - CH1596

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$73
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Mackay Lower Radiator Hose - CH5352

Mackay Lower Radiator Hose - CH5352

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$72
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Gates Radiator Hose Lower - 05-0892

Gates Radiator Hose Lower - 05-0892

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$71
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Gates Radiator Hose Upper - 05-2257

Gates Radiator Hose Upper - 05-2257

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$71
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Gates Radiator Hose Upper - 05-0327

Gates Radiator Hose Upper - 05-0327

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$70
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Gates Radiator Hose Upper - 05-1450

Gates Radiator Hose Upper - 05-1450

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$70
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Gates Radiator Hose Upper - 05-1578

Gates Radiator Hose Upper - 05-1578

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$70
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Gates Radiator Hose Upper - 05-1455

Gates Radiator Hose Upper - 05-1455

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$70
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Gates Radiator Hose Upper - 05-1075

Gates Radiator Hose Upper - 05-1075

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$69
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Gates Radiator Hose Upper - 05-1882

Gates Radiator Hose Upper - 05-1882

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$69
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Gates Radiator Hose Lower - 05-0998

Gates Radiator Hose Lower - 05-0998

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$69
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Gates Radiator Hose Lower - 05-0044

Gates Radiator Hose Lower - 05-0044

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$69
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Showing 3862 - 3900 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.