Tips for Fixing the Car Radiator

If you are not willing to spend more money to get the car’s radiator fixed, you can do it by yourself. Good news is that it is easy. The most common radiator’s problems involve abrasion and weakening. The ultimate result would be that the radiator will start leaking. Although, it can be fixed very conveniently but it is advised not to start with the repairing process until you get some good knowledge about it.

Below is the simple guide that will help you in the procedure of radiator fixing.

  • If the level of coolant gets lower very soon, it describes well that radiator is leaking. Check the levels after few hours of topping off the radiator. Make sure that level doesn’t go down because it can cause serious problems. If the bright green coolant is dripping down under the car, it’s another major sign that radiator is having a leakage.
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  • Lift the bonnet up and let the engine run. When it will get warm, you will be able to spot the leakage easily. Take a closer look to find if the leakage is in the cap or through the seam.
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  • To pull the cooling fans away from tube, use pliers. Cut the tube and roll its newly-cut ends away from each other into themselves. Do a little crimping to make solid edges. To hold the crimp, use a cold-weld compound. Let the compound be hardened by leaving it undisturbed for a few hours.
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  • Replace the cap or gasket to get the radiator repaired. To take care of size of replacement parts, keep the manual with you all the time. Keep in mind that the cap not fitting properly can be even more problematic.
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  • If there is a leakage in the seam, use a metal patch compound on the outside of the seam. Leave it for 24 hours so that it would get hardened.
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  • Completely drain the radiator of its coolant for repairing the leak. Get the leaking area properly cleaned and then apply the cold weld compound. Let the compound be hardened by leaving it for a few hours.
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  • There are a few methods by which you can repair the cracked or leaked radiator.
    1. An epoxy compound can be used to repair the cracks or holes in
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    3. You can also use the additive that can help in preventing further leakage. The ones available in the market usually contain antifreeze. You can use these solutions according to manufacturer’s instructions.
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  • Once you have repaired your radiator, keep it maintained. For that purpose, flush it twice a year. Make sure that water level is up to the mark. Refill it with the water if you think that the level is lower.
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  • Although you have repaired your radiator and the car is running as it should be, take it to the professional Auto Repair Seattle as a precautionary measure. That will help you to know whether there is any flaw left.


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