looking at an 02, have some questions

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Jan 5, 2012 | 06:25 PM

#21

SwampDonkey440

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Joined: Sep 2011

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Quote:

Originally Posted by drewactual

yessir, oh two and the few in oh three didn't seem to have the issues the earlier ones did.. the plenum pan gasket doesn't seem weak, and the transmissions don't seem to have the issue (with the exception of the electronics).. BUT.. it still has the check valve.. I'd HIGHLY rec you get that check ball out of that line.. all it takes is one glob of clutch surface to clog it, and your your trans will last a matter of minutes..

I have an 02 qc 4x4 5.9 as well, but if you think the plenum isnt an issue, think again. Ill try to post pics, but I just did mine, and there was so much oil in the intake that when I flipped her over to unbolt the pan it ran out of the top. Ebay plate, along with cloyes double roller set and full accel upgrade and she will flat SCREAM! gas mileage also improved about 2mpg, despite the numerous accelerator function tests. And thats without even replacing the 02 sensor yet, which is throwing cel

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