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Well i just replaced the water pump in my gl 87 5spd 4wd and yet i cant go more then an hour untill my ratiators out of coolant i constently need to put more in but the thing is, is that I cant seem to find out where the leak is...I know its not in the radiator its self, cause its brand new... and the hoses to and from the radiator are new too...

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wooooooooooooo slow down. If it didnt do this before the waterpump was replaced, it just doesnt suddenly start. And anyone who has sprayed water into an engine can tell you that you would be producing a smoksceeen behind the car.

 

Wash the engine, inspect all the hoses. Wash under the engine. Fill the radiator with coolant. Start the car and let the t-state open up. look for leaks. Drive the car and look for wet spots.

Choice b is to let a mechanic put a dye in the cooling system and using a blacklight look for the leak.

If you were burning it, wyould be pushing it out of the radiator from the combustion pressure, and that would be really obvious.

 

Of course there is the other question, why was the waterpump replaced?

Did it fail and you cooked the engine? then you may very well have a blown HG.

 

nipper

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If you were burning it, wyould be pushing it out of the radiator from the combustion pressure, and that would be really obvious.

 

Not usually the case - if it takes an hour to go through enough coolant to start overheating, then the "cloud" wouldn't be obvious at all. I've been through this more times than I can remember. A little overheat after a water pump failure can easily turn into head gaskets on 20 year old EA82's. Intake manifold is also possible - I've had them so bad that it looked like I had water mixing with my oil in the valve covers, and actually did have a small amount of steam in my exhaust. Barely enough to be noticed by the trained eye though.

 

GD

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Not usually the case - if it takes an hour to go through enough coolant to start overheating, then the "cloud" wouldn't be obvious at all. I've been through this more times than I can remember. A little overheat after a water pump failure can easily turn into head gaskets on 20 year old EA82's. Intake manifold is also possible - I've had them so bad that it looked like I had water mixing with my oil in the valve covers, and actually did have a small amount of steam in my exhaust. Barely enough to be noticed by the trained eye though.

 

GD

at an hour per radiator fill, thats a lot to burn :eek:, like i said to the previous response. I also said that if he cooked the engine, it can be a HG and that would push it out, not burn it. Pushing it out the overflow tank would be full, or if he let it sit and run, he would have a huge puddle once the car warmed up.

 

We need the answer to the question, why was the waterpump replaced.

 

nipper

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right - you don't need to burn it all - only enough to overheat. You are losing coolant somewhere - it could be the bypass hose on top of the pump, but likely you would see the dripping.

 

Often times the pump's fail as a result of running low on coolant - the seals get hot and dry and crack open.

 

GD

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so far on my 87 gl ive replaced the hose that comes off the bottom of the tstat housing, the one that comes from the metal heater pipe up and over the intake manifold to the base of the carb, and finally tonight the intake manifold gaskets. All were leaky. I was running with the same conditions as you are currently. Look for white residue on top of the engine.

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Have you checked your oil? Does it look normal or like a milkshake?

 

well the radiator doesnt go compleatly empty after an hour the engine starts to run hot... i replaced the water pump because it was leaking which was an obvious leak, but this time i cannot see any thing leaking...
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so far on my 87 gl ive replaced the hose that comes off the bottom of the tstat housing, the one that comes from the metal heater pipe up and over the intake manifold to the base of the carb, and finally tonight the intake manifold gaskets. All were leaky. I was running with the same conditions as you are currently. Look for white residue on top of the engine.

 

I think I might have to do what you just did... Cause that metal piece looks rusty...or rotten... and a new leak just started coming from the top of the engine... like 4" above the water pump... but this one is actually leaking i can see it dripping down when I stop the car, I think I'm just going to buy a new car. I'm looking for an Impreza so if anyone knows of one selling let me know!

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Not usually the case - if it takes an hour to go through enough coolant to start overheating, then the "cloud" wouldn't be obvious at all. I've been through this more times than I can remember. A little overheat after a water pump failure can easily turn into head gaskets on 20 year old EA82's. Intake manifold is also possible - I've had them so bad that it looked like I had water mixing with my oil in the valve covers, and actually did have a small amount of steam in my exhaust. Barely enough to be noticed by the trained eye though.

 

GD

 

Yeah, my old GL was burning almost a gallon of water every 30 miles towards the end before I redid the head gaskets, and never saw any exhaust (I was using straight water at that point instead of antifreeze). No change in performance either... just sucked in the coolant somewhere. Could have been intake manifold too -- I don't actually know. But overheating it to the point that oil was dripping out of somewhere was what precipitated the whole thing (temp gauage didn't work, and thermostat got stuck on a 0 degree day when I didn't expect it to have problems).

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i hate to be so sarcastic, but way to live up to your username :rolleyes:

 

dont be so easily discouraged, its easy to fix. honest. im trying to convince you not to scrap your car, im thru with the sarcasm :D

 

I'll change my username when i get a new car... id rather have a newer car then keeping on spending more money on my car then what i bought it for.... as a subby owner you know what im talking about...lol

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I'll change my username when i get a new car... id rather have a newer car then keeping on spending more money on my car then what i bought it for.... as a subby owner you know what im talking about...lol

 

Sure - increase your insurance, and have a nice fat monthly payment. You'll be poorer for it in the end. Spend your money on some tools, and some shop manuals.

 

GD

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I'll change my username when i get a new car... id rather have a newer car then keeping on spending more money on my car then what i bought it for.... as a subby owner you know what im talking about...lol

 

yah, i know what youre talking about.. my brother gave me the car but i had to put timing belts on it. so i paid nothing for the car but immediately paid 120 bux to fix it :lol:

 

that, PLUS the other day i spent more than i have to date in a day on my car.. 140, for tierod ends, a new trunklid, a TPS, and an oldskool checker-style grille off an 86 (i think) carbd GL wagon.. good day to be sure, but that total is after i got the 40 dollars back from the defective tierod ends i had gotten previously :-\ so the soob headache continues.. but seriously, this car is absolutely ideal for such a relatively younger driver... and in twenty years, if you keep this one and use it to learn yourself all about fixing everything on a car, you will be much happier than if you do otherwise.. because knowledge is power, and this car is a WONDERFULLY simple machine to work on, and very easy to learn on. i dunno if the legacys were as forgiving (tolerance engine is a GREAT thing to have..)

 

but whatever, its your car. thats just my thoughts on the matter. good luck, whatever you do.

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