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Stock tune file

I had an 01 8.1L 2 years ago that I could change the fuel cutoff and spark cutoff on as a rev limiter, I recently purchaced an 02 and now theres only a fuel cutoff table and no spark limit... In...

Did you increase torque based fuel quantity?

It shifts great in my truck, I can take a video if you want.

Can you log it and check the rail pressure?

50-60% more PW up top and just a small increase in torque based fuel.

Just made it work... Do not raise fuel rate MM3... Only PW. Just shifted 1-2-3 at 4100 burning the tires without missing a beat.

This tune is nowhere near stock tranny safe, and EGT will easily go over 1600 when held open in higher RPM.

I looked over your tune and everything seemed in order so I just tried it on my truck and it shifts great... I would replace the fuel filter on your problem truck and try it again. I do have a lift...

Well its still de-fueling badly between first and second. Any other ideas?

Well I think I might have just anwsered my own question. In Trans Diag. I raised the CMD Gear RPM's. I'll test it tomorrow to see if that fixed it... Fingers crossed!

I have been working on a fairly large tune for my 06 LBZ, and cannot get it to stop de fueling between full throtle shifts. I have my torque tables maxed at WOT and fueling it over 4000rpm and...

Anyone?

I am new to HP Tuners and want to improve shifts on my truck. It has a Bully Dog stage II shift enhancer other than that the transmission is stock. I was wondering if I reduce the desired shift time,...