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Nissan Titan Radiator

Maintenance Pointers to Consider for the Nissan Titan Radiator

Regular maintenance of the radiator is an essential task for any Nissan Titan owner. Without it, the engine will quickly heat up and break down. The following are some key pointers to remember in maintaining your Nissan Titan radiator:

  • Refill the radiator once coolant levels go low.

Refilling the radiator with coolant is an easy yet highly effective way to keep it in good condition. Although modern automotive cooling systems are designed to be a sealed loop, coolant will still manage to evaporate from the system. Leaks in the radiator will also exacerbate the rate at which the system loses coolant. And once the coolant goes low, the radiator will be unable to function properly and overheat. So whenever coolant levels hit the refill mark, top it up as soon as possible. Take note that the coolant must be filled at the overflow tank and not on the radiator itself, as opening the latter may cause hot steam to escape and cause burns.

  • Check for leaks.

If you find yourself refilling the tank frequently, it may be an indication that the radiator is leaking. Other signs include visible damage to the radiator body and hoses, pools of coolant on the ground where the vehicle was parked, and constantly high engine temperatures even when idling. Leaks in the radiator may still be patched up if the damage is minor, although radiator hoses will necessitate replacement no matter the extent of the leak.

  • Never use tap water as coolant.

Although basically free, tap water is not recommended for use as a coolant unless it is for extreme emergencies. Tap water contains minerals that can build up and clog the channels of the radiator and the radiator hose, as well as cause rust to form inside the radiator channels. Ideally, the radiator should be filled with a mixture of 50/50 coolant and filtered water, although this may vary depending on the suggestion of the manufacturer.

  • Flush the radiator regularly.

Even with regular refilling and maintenance, rust and sediment will still build up in the radiator, making it necessary to "flush" the radiator. Manufacturers often recommend flushing the radiator once every year, although it must be done early if the coolant already shows signs of contamination.

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  • Troubleshooting Common Nissan Titan Radiator Problems

    The radiator of the Nissan Titan is what makes this gigantic pickup running smoothly without overheating. So when the radiator starts to fail, you can be certain that it will cause huge problems. Aside from overheating, Nissan Titan radiator problems come in various forms. And knowing what caused the radiator to fail is just as important as knowing how to fix it. In this guide, we'll share some key tips on troubleshooting the most common problems associated with this key suspension component.

    Radiator overheating

    Undoubtedly, the most common—and often the most dramatic—symptom of radiator failure, overheating, is actually caused by a variety of factors. When the radiator starts to overheat, let it cool down and check for signs of damage such as bent fins and corrosion in the body. You should also check the condition of the radiator thermostat and radiator fan, as a malfunction in these components will cause a perfectly fine radiator to overheat. And if these are not the source of the problem, check the radiator hose for trapped air bubbles. Air trapped in the cooling system will block the flow of coolant and greatly reduce its ability to dissipate heat.

    Other causes of radiator overheating include an obstruction in the channels inside the radiator, a broken water pump, or simply lack of coolant in the radiator. In all cases except for the latter, replacement of the broken component is recommended.

    Coolant leak from the radiator or radiator hose

    Do you find yourself refilling the radiator often? Or do you find pools of coolant on the ground after parking the truck overnight? Either way, these are likely signs that there is a leak in either the radiator or the radiator hose. Check the radiator hose first, as leaks here are easier to spot than that on the radiator body. Some of the things to look for are cracks, punctures, and overall brittleness of the hose, as well as coolant residue on the outside of the hose.

    However, if the hose is in good condition, check the radiator body itself. Finding leaks in the radiator can be tricky unless there is visible damage on its body, although an effective tell tale sign is bubbles or steam that's coming out from the source of the leak.