wafrederick: The rear tailshaft housing,inspect for cracking and replace if there are
any cracks shown.This is the result of a driveline vibration and bad u
joints in the rear driveshaft
John Smith: yes i forgot to mention that is the number one cause for rear housing to
John Smith: @GMCownsall dex 6 is just fine to use, unless you live in Alaska, or where
is is really cold.
CE750: btw... do you recommend TranSynd in these for GM trucks? or Dex VI?
crazystratcat: Im going to rebuild one myself with a suncoast trans kit. do you know of
any books or anything that could help me along the way??
John Smith: @mrbluetick2 yes i have seen that happen a time or to , you would think
they would make a drive line safety loop for this problem.
Kevin Rogers: She's a biggggggg Unit thats a sure thing!
CE750: Allison makes the trany fot the M1 Tank, what does that tell you?
Richard Fox: you have to have the upgaded seal in the rotating housing to use transynd
in the 1000/2000 allison
John Smith: @CE750 both will work just find, but i like the synthetic brand myself. if
you keep it serviced every 15 to 20 thousand miles it does not matter what
brand you use.
mrbluetick2: @weldean46 the dealer said it is the vibration that causes the crack. they
must do alot of them cause there isnt a used tranny in boneyard anywhere
around here. im looked at all my options with truck being three states away
and core charges versus warrenty and no local transmission men around here
wanted to tackle the job so i loose cause gm manufactured is pricey....
John Smith: @crazystratcat you can get a nice repair manual online from ATSG, check it
out, it covers all aspect of this transmission quite well.
mrbluetick2: u joint just went out on my truck causing extension housing to break on way
home from vacation....
NITECOREPD: that they make trans for tanks thats what
Kurt Tietjen: is DEX 6 fine to use or do i need Transynd bullsheeet?