Thread: Restoring Rusty
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Old 05-13-2021, 10:34 AM   #6454
hatzie
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Location: Wentworth, NH
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Re: Restoring Rusty

Quote:
Originally Posted by Gregski View Post
you talking about the big round shower head style one?
Yep, That's the one. They leak around the pins, not around the outside of the connector body, and the signals to the goodies inside get dodgy.
The 4L80E, 4L60E, 4L65E, ... all do it.

The other fun fact is the refrigerator magnet that GM installed in the transmission pans of a lot of their 1980's to 2009ish transmissions were not rated for the operating temps of the fluid. When you run magnets beyond their operational temp range they loose magnetic field strength and a part of the field strength goes away permanently. The field damage is cumulative. The fix is to use the round filter magnets from the Saturn and Allison 1,000 transmissions that were rated for 350°F or some high temp rare earth magnets in place of that fridge magnet in the pan.
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1967 Dodge W200 B383, NP420/NP201 SOLD
1969 Dodge Polara 500 B383, A833 SOLD
1972 Ford F250 FE390, NP435/NP205 SOLD
1976 Chevy K20, 6.5L, NV4500/NP208 SOLD
1986 M1008 CUCV SOLD
2000 GMC C2500, TD6.5L, NV4500
2005 Chevy Silverado LS 2500HD 6.0L 4L80E/NP263
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RTFM... GM Parts Books, GM Schematics, GM service manuals, and GM training materials...Please include at least the year and model in your threads. It'll be easier to answer your questions.
And please let us know if and how your repairs were successful.

Last edited by hatzie; 05-13-2021 at 10:40 AM.
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