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Parts for your 2003 Mazda 6-Coolant

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Gates Radiator Hose Upper - 05-0674

Gates Radiator Hose Upper - 05-0674

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$59
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Gates Moulded Heater Hose - 02-1039

Gates Moulded Heater Hose - 02-1039

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$58
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Gates Heater Hose - 05-0658

Gates Heater Hose - 05-0658

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$58
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Gates Radiator Hose Lower - 05-0454

Gates Radiator Hose Lower - 05-0454

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$58
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Gates Radiator Hose Upper - 05-2339

Gates Radiator Hose Upper - 05-2339

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$58
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Gates Radiator Hose Upper - 05-0746

Gates Radiator Hose Upper - 05-0746

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$58
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Gates Moulded Heater Hose - 02-0864

Gates Moulded Heater Hose - 02-0864

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$58
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Explore 4WD & Adventure

Gates Radiator Hose Lower - 05-0014

Gates Radiator Hose Lower - 05-0014

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$57
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Gates Radiator Hose Lower - 05-0760

Gates Radiator Hose Lower - 05-0760

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$57
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Gates Radiator Hose Lower - 05-2190

Gates Radiator Hose Lower - 05-2190

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$57
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Gates Radiator Hose Upper - 05-0427

Gates Radiator Hose Upper - 05-0427

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$57
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Gates Radiator Hose Lower - 05-0194

Gates Radiator Hose Lower - 05-0194

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$57
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Gates Moulded Heater Hose - 02-0790

Gates Moulded Heater Hose - 02-0790

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$57
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Gates Radiator Hose Upper - 05-2208

Gates Radiator Hose Upper - 05-2208

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$57
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Gates Radiator Hose Lower - 05-0754

Gates Radiator Hose Lower - 05-0754

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$56
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Gates Radiator Hose Lower - 05-0751

Gates Radiator Hose Lower - 05-0751

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$56
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Gates Radiator Hose Upper - 05-0362

Gates Radiator Hose Upper - 05-0362

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$56
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Gates Radiator Hose Upper - 05-0699

Gates Radiator Hose Upper - 05-0699

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$55
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Gates Radiator Hose Upper - 05-0548

Gates Radiator Hose Upper - 05-0548

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$55
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Gates Radiator Hose - 05-0247

Gates Radiator Hose - 05-0247

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$55
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Gates Radiator Hose Lower - 05-1314

Gates Radiator Hose Lower - 05-1314

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$55
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Gates Moulded Heater Hose - 02-1501

Gates Moulded Heater Hose - 02-1501

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$55
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Gates Radiator Hose Lower - 05-0727

Gates Radiator Hose Lower - 05-0727

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$54
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Gates Heater Hose - 02-0733

Gates Heater Hose - 02-0733

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$54
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Gates Radiator Hose Lower - 05-0356

Gates Radiator Hose Lower - 05-0356

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$54
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Gates Radiator Hose Lower - 05-0673

Gates Radiator Hose Lower - 05-0673

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$54
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Gates Radiator Hose Upper - 05-0276

Gates Radiator Hose Upper - 05-0276

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$54
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Gates Radiator Hose Upper - 05-2315

Gates Radiator Hose Upper - 05-2315

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$54
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Gates Radiator Hose Lower - 05-0592

Gates Radiator Hose Lower - 05-0592

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$54
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Gates Moulded Heater Hose - 02-0404

Gates Moulded Heater Hose - 02-0404

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$54
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Gates Radiator Hose Upper - 05-0648

Gates Radiator Hose Upper - 05-0648

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$54
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Gates Radiator Hose Lower - 05-0389

Gates Radiator Hose Lower - 05-0389

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$53
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Gates Radiator Hose Upper - 05-0488

Gates Radiator Hose Upper - 05-0488

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$52
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Gates Radiator Hose Upper - 05-0439

Gates Radiator Hose Upper - 05-0439

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$52
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Gates Radiator Hose Upper - 05-0752

Gates Radiator Hose Upper - 05-0752

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$52
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Gates Radiator Hose Upper - 05-0413

Gates Radiator Hose Upper - 05-0413

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$52
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Gates Moulded Heater Hose - 02-1069

Gates Moulded Heater Hose - 02-1069

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$52
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Gates Radiator Hose Upper - 05-0540

Gates Radiator Hose Upper - 05-0540

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$52
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Gates Radiator Hose Lower - 05-0451

Gates Radiator Hose Lower - 05-0451

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$51
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Showing 3940 - 3978 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.