Hi im gonna change my trans fluid just wondering if you should any rtv on the gasket.
thanks
Tom
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Hi im gonna change my trans fluid just wondering if you should any rtv on the gasket.
thanks
Tom
I didn't when I did mine, and don't think many people do... actually I coulda just re-used the 126K mile one, but I replaced it for better peace of mind.
edit... it was rubber
Last edited by Pepino; 08-14-2010 at 01:46 PM. Reason: rubber
If your pan has a rubber gasket on it reuse that, if it has a cork gasket replace it with the one that comes with the filter. The OE rubber ones are reusable, you can also get new rubber gaskets for it that are reusable, I like those a lot more, I have had some cork gaskets leak.
Mine had a steel core silicone surround reusable gasket.
I've read and heard that using RTV on a tranny pan is a BAAAD thing as you risk having a blob of solicone getting into the pickup and clogging the valve body (this is certainly unlikely).
On other cars I've had without a reusable gasket, the new filter comes with a new gasket.
In short - I would say no.
Some pans come with just rtv from the factory now....
Those beads are installed with CNC robots in a factory, that can be tough for a shadetree mechanic to replicate.
Personally, I've always been skeptical of the "no don't use RTV" argument as I don't think it's very likely that an debris will get past the pickup filter. But, it's never been an issue as every pan I've dropped has always had a gasket.
The factory gasket is expected to be a lifetime gasket. When you pull the pan and find the ribbed rubber gasket with inlaid metal, that's the factory gasket. Wipe it down and check for any issues. If none, reinstall it dry.
The rubber/cork replacement gaskets should also be installed dry. Most gaskets on our motors are meant to be installed that way with minor exceptions.
Oil pan, dab RTV in the corners where the front and rear covers seal to the block.
Timing cover, light coating front and back of the gasket at the bottom 1.5 inches.
LIM, dab in the corners were head meets block. Dab above and below the gaskets.
When using RTV on a gasket we should remember how much harder it is to clean. I've known mechanics to add charges for labor due to the extra time to clean off RTV.
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