A car radiator can leak in the tank, the core or in the radiator hoses, and a crack in the aluminum or plastic parts can’t typically be repaired. Learn about fixing a …

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  1. Jonathan Diaz

    i have a leak on the top on the plastic can i fix it

  2. Ken LaFranier

    unfortunately, fixing a plastic radiator is very problematic, as you cannot braze or solder it like an all brass or aluminum one

    although i have seen a plastic welder from harbor freight for $35 that i have thought about repairing a radiator of my own using this method although i have not done it yet, the best bet is to replace the whole radiator

  3. amp driver

    What about around where the hexagon nut is coming out at the little hose

  4. yertle406

    Can you solder an aluminum radiator on the trays? Or use JB weld?

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