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Coolant issue!

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  • #641741
    Michael ZaragozaMichael Zaragoza
    Participant

      Okay everyone, back again with my Integra. Recently, my car started overheating. I would top off the radiator and it would do it again the next few days. The cap was broken, so I replaced it. It started to overheat again. I then noticed the reservoir was completely full and I didn’t add anything to it. I thought maybe my thermostat was bad, so on my way to O’Reilly, I noticed there was a leak at the bottom of the radiator. I replaced the radiator, thermostat and gasket and no leaks. I know this is a BIG NO but I put water in my car instead of coolant, I know I know, this is bad. My question is, I can see suction bubbles in the reservoir and I still have to top off the radiator. Could this be because my new thermostat is working properly and evaporating the water in the radiator??

    Viewing 8 replies - 1 through 8 (of 8 total)
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    • #641755
      haydenhayden
      Participant

        Make sure you put the themo stat in the right way, make sure you correctly bleed the air out of the cooling system. As for the overheating, Check everything for leaks, hoses etc. Make sure your thermo fans work. You can do this by waiting to see if they kick in at operating temperature or you can turn your air con on. Make sure the radiator cap you got is the correct one, make sure there is no shit infront of the radiator blocking airflow. If still no luck check your waterpump make sure its not faulty. (mate of mine had a bad a faulty waterpump causing overheating and making it put the coolant in the overflow).

        let us kno how you go. As for the water in the radiator, i dont think that would hurt anyhing.

        #641804
        Michael ZaragozaMichael Zaragoza
        Participant

          How can the thermostat be installed incorrectly?? The fans do come on, the correct cap and everything around the radiator seems fine.

          #641842
          Vic SorlieVic Sorlie
          Participant

            You need to put proper coolant in 50/50 concentration in your engine for corrosion protection but more importantly to protect your engine from freezing. Water expands when it freezes; given a cold enough temperature straight water in your engine will crack the block and head.

            #641845
            Michael ZaragozaMichael Zaragoza
            Participant

              That’s what I figured. I’ve had the car 5 1/2 years and the thermostat has never worked properly. Now that it has a new one, the water is heating properly and I assumed evaporating because of it. Thanks

              #641849
              Vic SorlieVic Sorlie
              Participant

                Make sure you bleed the air out. Eric has a good video on how to do it. Good luck.

                #641852
                Michael ZaragozaMichael Zaragoza
                Participant

                  Yeah, I just need to buy that funnel

                  #641870
                  Lorrin BarthLorrin Barth
                  Participant

                    [quote=”mzaragoza84″ post=117273]That’s what I figured. I’ve had the car 5 1/2 years and the thermostat has never worked properly. Now that it has a new one, the water is heating properly and I assumed evaporating because of it. Thanks[/quote]

                    If the radiator cap is sealing and holding pressure, the only place for water to evaporate is from the reservoir. Since the reservoir is capped but not sealed this does happen but very slowly.

                    #641896
                    Vic SorlieVic Sorlie
                    Participant

                      That funnel makes the job easier but you don’t necessarily need to buy it.

                    Viewing 8 replies - 1 through 8 (of 8 total)
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