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My mom's '02 ATX is leaking tranny fluid
Posted: Wed Mar 24, 2010 3:52 pm
by nofrills05
She only has about 40K on an '02. Very lightly driven. It has been leaking for a few weeks now. I am going under the car tonight to see what I can find.
Any thoughts on a cause?
Posted: Wed Mar 24, 2010 4:00 pm
by Ntyvirus1
has she ever had it in a shop for anything tranny related?
Posted: Wed Mar 24, 2010 4:28 pm
by nofrills05
On 9/27/08 she had the transmission fluid and filter changed.
Just
Posted: Wed Mar 24, 2010 7:01 pm
by Alex Kurdian
Just like me the buggers didnt seal it up correctly and it leaked around the seal...friggin useless pricks took chrysler 3 times to re seal it!
Posted: Wed Mar 24, 2010 7:33 pm
by occasional demons
Or it could be the cooler line beginning to weep.
If silicone was used to seal the pan, I doubt it would take a year and a half to begin to leak. Unless she hit something.
RTV silicone is either success or fail. Once the stuff fully cures, and is properly bonded, you can damn near remove the screws, and it will not leak.
Posted: Wed Mar 24, 2010 8:28 pm
by nofrills05
Well, I did an oil change on her car just now and looked around. I cleaned the pan because there was trans fluid running down it - pooling near the back of the pan. It was sealed with RTV.
This may very well be a pan leak. I am going to check it out tomorrow to see if I can determine the location of the leak. I checked the cooler lines and they were fine, no fluid residue.
also
Posted: Wed Mar 24, 2010 8:39 pm
by Alex Kurdian
Also you may want to check the solenoid pack my old solenoid was leaking and running down the pan towards the back...normally you would assume the seal isnt sealed proper...but check the solenoid as well

Posted: Wed Mar 24, 2010 8:53 pm
by occasional demons
That too. It can run down onto the pan flange, making it appear the pan is leaking.
You may need to spray the whole thing down with brake clean to get it nice and dry, then see where it is seeping from.
Posted: Wed Mar 24, 2010 9:32 pm
by nofrills05
Thanks for the tips guys!
I have some brake clean and will spray it down tomorrow and check the solenoid area.
Posted: Wed Mar 24, 2010 9:37 pm
by occasional demons
Just be sure it has evaporated completely before keying on, in case there is some kind of short/bizarre reason for an arc. You just never know. Spraying highly flammable stuff around wiring can have it's drawbacks.
Posted: Wed Mar 24, 2010 9:45 pm
by nofrills05
Yeah. Thanks for the tip.
Ok, so I determined it to be the solenoid. If the car is shifting fine it is just the gasket that I need to replace, and not the $150 solenoid...correct?
Posted: Sun Mar 28, 2010 4:50 pm
by gilly02le
as long as the car is shifting fine, just replace the gasket. Hopefully it is sold as a separate part, not too sure.
Be sure to clean around the solenoid really well before removing it. Dirt tends to get caught up behind it, especially if it was leaking and you don't want it getting into the trans when you remove the solenoid. Toothbrush and brake cleaner worked for me.
Posted: Sun Mar 28, 2010 7:09 pm
by occasional demons
gilly02le wrote:as long as the car is shifting fine, just replace the gasket. Hopefully it is sold as a separate part, not too sure.
occasional demons wrote:
Part Number: 4659982 GASKET TRANSMISSION $2.70