If you KNOW the drain back holes are plugged I would try to open them up with a probe, air pressure or solvent and see what the results are. You may be sucking oil through the seals and valve guides and burning it.
Originally Posted By: bruno
Around here Pep Boy's and Advanced Auto run sales every month or so - last one was 5 quarts of M1 0-40 and a M1 oil filter for around $33 .
Some people think the oil specs like Dexos are a scam but the car companies don't make lube oils and there's a good choice of...
Originally Posted By: 4Kings
There has been some discussion on the truck forums about using Dex IV in tcases, especially ones originally designed for Dex III. Seems some guys have had issues, can't remember the exact issues though, might want to check.
I run Dex IV in the 4L80 and DexIII in the...
My Dad used mower blades that had a piece of carbide welded into the area that was sharpened to an edge and that actually did the cutting. The sharp edge lasted a long time. I don't know where he bought them and was wondering if anyone knows where they can be purchased today.
Originally Posted By: SuperDave456
My suggestion would be to find a transmission flush and follow the directions, and be prepared to replace your fluid several more times. Perhaps you should check out the Amsoil website, there are some sponsors here on BITOG that could probably help you out with...