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Dec 4, 2022

The radiator in your car, truck, or SUV has the important job of removing heat from your engine. If your engine gets too hot, it can overheat. The radiator is subject to high pressure and high temperature continually, which can lead to damage. Your local used car dealer can repair any problem with the radiator for you. These are signs you may need to see us for a radiator repair.

Damages Radiator Cap

The pressure inside the radiator can increase due to internal heat and the flow of hot coolant. The radiator cap monitors the pressure inside the radiator. If the pressure rises too high, the cap will open temporarily and bleed off the excess pressure. The cap is under high pressure and is securely attached to the radiator by two seals.

We routinely test these seals during your scheduled service. Over time, these seals can become loose or shrink and crack. Damaged seals will allow pressure and the hot coolant inside the radiator to escape. The loss of pressure and coolant two will reduce the effects of the cooling system, and your engine will start to overheat. We’ll examine the seals for damage and replace them if necessary.

Leaking Coolant

Coolant is responsible for moving the engine heat into the radiator for cooling. It does this due to its unique ability to absorb heat. Coolant is pumped through the engine and absorbs heat radiating from the various engine components as it passes over them. The heat is transported to the radiator. Inside the radiator, the heat is removed by the action of airflow over the tubes filled with hot coolant.

If you suspect a coolant leak, you can test for one by placing a sheet of cardboard underneath your car and leaving it overnight. When you examine the cardboard the next day, there’s a coolant leak if you spot splashes of blue, pink, yellow, or green liquid on it. Leaking coolant can lead to a rapid rise in engine temperature. We’ll trace the source of the leak to fix this problem.

Bent Radiator Tubes

The front of your radiator is composed of rows of thin aluminum tubes. These tubes are vital for the engine cooling process. The hot coolant pumped into your engine is dispersed into these tubes. This increases the surface area for cooling. The air flowing through the radiator grille passes over these tubes and cools the contents.

The tubes are very delicate and easily damaged. Sand, grit, and other hard objects can dent or bend these tubes. As more tubes are damaged, your engine temperature will increase. We can’t repair broken tubes, but we can install a new radiator for you.

Don’t risk your engine overheating. Call us today at Duncan Suzuki.