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Losing water/coolant VR

Discussion in 'VR - VS Holden Commodore (1993 - 1997)' started by Kurtp, May 22, 2010.

  1. Kurtp

    Kurtp VR Buicks > You ;)

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    Hey guys, my VR keeps losing water, and i cannot for the life of me figure out where from. It's not a gone head gasket or anything like that, it just keeps emptying the resevoir and using water. I'm assuming it's something loose around the engine so its evaporating? Any ideas would be great, pissing me off.
     
  2. moff_man

    moff_man operation HQ under way.

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    common area's are: heater tap, radator split tank, inletmanifold gaskets (usually oil in water too), heater core (warm water dripping on passangers foot or smelly carpet), radator hoses, manifold coolent passages (plastic bungs in manifold front and rear), welsh plugs. might want to get a pressure check done.
     
  3. Brett_jjj

    Brett_jjj Well-Known Member

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    Most likely the inlet manifold gasket has started leaking or has blown.A very common problem.Id get the cooling system pressure tested to see where the coolant is going to.Hows the radiator
    cap.A bad cap can cause a loss of coolant through the overflow bottle if the cap is not 100%.Try a new cap first.
     
  4. deanos70

    deanos70 Member

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    i just had to replace my radiator cap as the rubber seal had gone and it was leaking
    i agree start with a new cap, they are only about $8
    start with the cheaper fixes first
     
  5. benno9911

    benno9911 Donating Member

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    yer mine was leaking from the radiator cap i replaced it then the inlet manifod gasket had a blow out
     
  6. Kurtp

    Kurtp VR Buicks > You ;)

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    Alright i'll give it a new cap, doubt it is a gasket as the engine was only fully rebuilt 50,000 ago and there is no water in the oil.
     
  7. Brett_jjj

    Brett_jjj Well-Known Member

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    Sometimes ,depending on where exactly the gasket leaks or blows,you dont always end up with oil in the coolant or vice versa.If a new cap does nothing,get the cooling system pressure tested.This test is cheap.
     
  8. tyrone

    tyrone New Member

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    just cause there is no water in the oil doesnt mean it hasnt blown a head i had one blow inbetween the water jacket and exhaust once so it leaked coolant out under the car and 50000km is alot if you thrash the hell out of it but its probably something simple could even be leaking out the heater box in the car does the car have a musty smell inside or are the floors wet?
     
  9. Kurtp

    Kurtp VR Buicks > You ;)

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    No the heater core is not leaking. I will get it pressure tested after i replace the cap.
     
  10. VR38

    VR38 Well-Known Member

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    I would try a new cap.
     
  11. Kurtp

    Kurtp VR Buicks > You ;)

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    Alright, put a new cap on today. Was HEAPS more tight than the original, the rubber looked pretty worn. I'll give you an update if it was the issue.
     
  12. wez84

    wez84 Member

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    also ur cap pressureizes the system thus lifting the boiling point if the cap does not hold correct pressure it can boil off. not saying u should hear it boiling round.
     

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