What did you do to your NBS GMT800 Tahoe/Yukon Today?

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SnowDrifter

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I rounded off the nut on the first pulley installer tool I bought and didnt get it flush. I have a tendency to over torque things so I try to err on the other side. I may just be being too cautious. A little heat on the pulley with a torch next time might help too. I was using 2 combo wrenches for added leverage.
Shouldn't take that much effort!!!

Grease the threads on the pulley tool
 

SnowDrifter

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change your fluid. keep it cool. Don't beat on it. You can do a vette servo and aftermarket trans cooler like a trukool 40k or something if you want to try to get the most out of it.

Some can last 200k+ if well taken care of/babied.
Well

Conveniently

I've done both of those things

As well as an external filter, and second pan magnet as per TSB

Oh and a manual override for efans so I can get some flow through the thing even if coolant temps don't demand fan-on
 

Tonyrodz

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Trying to chase down this misfire. Hooked up the Tech2.20220109_125904.jpg
Gonna try to swap out the maf sensor. I already swapped in an O2. I'm not getting any other codes. Kind of sounds like it breaks up a little during acceleration. Any ideas?
 

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