#10

04-19-2012, 04:04 PM

Lloyd-TX

Ultimate Warrior

Join Date: Jul 2000

Location: Bellaire (HO-uston), Texas

Posts: 9,012

Quote:

Originally Posted by 73brewstersd

I definitely have the G80 option, I'll have to have this looked at, I just probably have something wrong. I do think it's wierd that a SD left the assembly without posi. It seems like they'd all have the G80 option.

Worn out clutches in the diff. Not at all uncommon on a 40 year old car . . .

Next time you want to smell tire smoke try brake torquing that diff. "Brake torquing" increases the diff posi clutch pre-load and helps to make both tires spin . . .

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Regards,
"455HO" Lloyd

2008 GMC Sierra Denali 2WD Crew, L92 6L80E, Silver w/ Ebony guts, 14.26 @ 98

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