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700R4 Question

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Old Mar 2, 2007 | 01:18 PM
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Default 700R4 Question

Does the 700r4 have an overfill/overflow vent that will eject transmission fluid? If so, where is it located? I am trying to figure out if I have a tranny leak or not. I am losing tranny fluid from the topside around where the detent cable goes in. If I start the car then let it sit for 4-5 days, it will start leaking untill I start the car again and then another 4-5 days go by then it starts leaking again then repeats the process... Damn it Bobby what in the Hell?
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Old Mar 2, 2007 | 01:55 PM
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From: In the shop most of the time,,, And it BEER TIME somewhere
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There is a small vent tube right above the trans cooler lines. It should not vent out fluid. There should be some sort of O ring or gasket where the throttle valve cable goes into the case. If that is your leak, its an easy fix.
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Old Mar 2, 2007 | 01:59 PM
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The vent tube is on top. You have to really get it hot to puke out there. My guess is the TVS or dipstick seal. Both easy fixes. Once in a while, you get one with a pourous case. If it just started, I doubt that is the problem.
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Old Mar 2, 2007 | 03:42 PM
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why does it take 4 days to start leaking?
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Old Mar 2, 2007 | 04:56 PM
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Because like any other tranny, the seepage is so slow, the accumulation takes a time to develope enough to drip....slo process....and likely to never be totally cured.....

ALL cars tend to mark their spot, just like a Harley....
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Old Mar 2, 2007 | 05:21 PM
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mine has a leak last year at the dipstick, he installed a 2nd o ring at the trans shop,and it stopped leaking
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Old Mar 2, 2007 | 05:39 PM
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The aftermarket detent cable I bought would not seal properly. My opinion was that the rubber was too tight and when I tightend down on the bolt it cocked to one side. I would have helped if the general had given a two sided mount. I already had the body on so I just cleaned up the fluid with brake cleaner and gobbed rtv around the base of the cable. Ugly but effective.

I also think it takes time for the fluid to return to the pan allowing it to leak a few days after use.
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Old Mar 2, 2007 | 07:04 PM
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its right on top that little tube by the black extension cord hanging down

[IMG][/IMG]

[IMG][/IMG]

Last edited by bobs77vet; Mar 2, 2007 at 07:10 PM.
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Old Mar 2, 2007 | 07:11 PM
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Originally Posted by bluesilver82
why does it take 4 days to start leaking?
The torque converter will drain down R E A L slowly.
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Old Mar 3, 2007 | 08:56 AM
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From: Vettemod.com For the C3 People
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[QUOTE=bobs77vet;1559202323]its right on top that little tube by the black extension cord hanging down

[IMG][/IMG]

What size fitting goes to the pressure connector?

THanks

tt
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