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If you just replaced the stock with a custom cold air intake. What's the general idea with tuning to get more out of it?

do you decrease the Mass airflow vs. freq. table?

or do you increase the...

what sort of changes would be effective with the use of 93 octane under the engine tab? like what kind of increases would I make in comparison to the stock tune? Is it just spark timing or is there...

Do you enter the sitting tire height? Or the actual tire size.
With the tire sitting, there's obviously weight on it so the tire is going to measure smaller (31in.) But the conversion of a 275/55/20...

I'm looking for a tune if anyone has a 2007 or 2008 GM with the 5.3L......
avalanche, tahoe, suburban..

I have an 08 avalanche. CAI K&N 63 series, Corsa exhaust. Or... where would I start first...

alright man well message me back in the thread. I've just been messin around with this software and learning it while trying to avoid breaking my transmission.

yes very

are there any settings that can be adjusted in the Transmission->TCC tab to allow for better accel performance with a stock converter? or is it best to just leave these alone.

what am I looking for in log results to get the best performance out of my engine

ie. acceleration and fuel economy.


I'm looking at my log but I don't know what my LTFT and STFT and other...

take a look at this video:

http://youtube.com/watch?v=H9y7hYDYfYk&feature=related

when the guy hits about 120kph the message "Vehicle overspeed" comes up in the DIC.

why is that happening?...

bump

what would raising commanded torque do?

engine->fuel control-> commanded torque at the bottom left

I forgot to upload my tune. here it is.

yes. it's always saying it's in V8 mode. never switches to V4 anymore. I'm not sure what's going on.

under Engine Torque. should these options be changed at all to affect performace?

would it be better to set TQ vs pres. table to zero or to double it?

also, what exactly is TQ reduction under...

what's the difference between write calib. and write entire.

it isn't engaging at all at this point.

my DoD is not engaging for some reason. I want it to go into V4 more often.

Someone please critique the tune as well overall if you have the time.

I'm going for a better off the line...

How do I properly remove TM on a 2007 or 2008 avalanche with 5.3L


I guess this is a general question for anyone who knows how to remove TM out of the yukon, tahoe, suburban, avalanche, etc since...

yeah I'm actually looking at your tune right now. the 2007 and 2008 avalanche are basically the same.

I noticed that you have a 5th gear in your tune... what's that all about.


also did you...

is there anyone who can help me out with a tune for my engine and transmission. currently the only modifications I have are a K&N intake and corsa exhaust system.

The vehicle is a 2008 Avalanche...