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Potential Tuner
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Potential Tuner
Hope someone replies soon. It might also help me with my pressure issue. My Z66 was tuned many years ago with the stock 4L60-E and had the abuse turned off and pump pressures increaded. Now I have a new tranny that has an HD clutch pack, shift kit and high pressure pump, the pressure is too high. Leaks past the slip yoke seal when any amount extra force is needed. I do have the stock tune file somewhere on my PC for comparison, but being new at this I'm looking for examples. Good luck!
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Potential Tuner
ok, so i'm following this guide:
https://forum.hptuners.com/showthrea...C-TM-(w-Pics)&
BUT
Can someone tell me:
I have:
"Normal"
"Pattern A"
"Pattern B"
I assume i always use "normal" tables, and tow mode uses "Pattern B" - What is "Pattern A" used for on the chevrolet avalanche 2008?
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Potential Tuner
Ok,
i found out for everyone else who is still searching:
Pattern A is used on this platform for the Tow button
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Potential Tuner
update to myself and maybe others;
Still had a slight clunking noise from 2nd to 3th gear (famous GM clunking?)
I drove 1000kms the past month and now been playing to get this fixed.
Slightly increasing shift points helped, and then increasing torque management by 5% over the complete 2nd gear and adding another 5% somewere half way to increase even more.
So you have 10% tm increase in the first half of 2nd gear, and 5% increase the second half of 2nd gear.
Shift timing 2nd gear down 5% and NO clunking, everything is butter smooth 
i did not touch shift pressures because of the shift kit