2001 Silverado 5.3 , just added a volant and now i get worse mileage :roll: . I had my ltft's adjusted to 0 and now they are showing 6.5. My question is when I go to adjust them under the performance tune, the fuel trim is already at -12. Do I just adjust another -6 or -7 from this point, or do i ...

i am running between -.78 and 0 on my ltfts right now on the 87 tune, what other adjustments are there to get me a lil more pep and also, would the tm not allow me to burn some rubber? Thanks

thanks! whats the next adjustment to be tuned?! im loving this thing

i logged right at 2000 rpms(2089), which was right at 68 mph. hope this helps?

logged with the 87 tune and gettin 18.67 to 19.41, tuned the injector slope to -18, now my numbers are around -0.87 and 0. Does this seem right? Also, upon starting my truck, it starts strong then kicks down during idle(all while in park) and the then truck shutters very gently...the truck doesnt do ...

thanks i am going to go do it now!

with the factory tune, my long term for bank one was 10.61 and for bank two was 11.48 at 67 mph (2089 rpms), now what to do for adjustments? I want to run the 87 tune, so would i just repeat this step once i install the 87 tune? Thanks

right on thanks for clarifying man, my long term were around 13, i will log on my way home today, and post them up, as far as that once i get the ltfts tuned in, what other adjustments go from there?

So my ltft is the values in my 02 banks? Is this the numbers that are short term or long term, for short term, I am running about 4.82 avg. This is with the factory tune installed. Now what do I adjust? Do I do this adjustment on the factory tune? Or would i throw the 87 tune on and go from there. O ...

can i do that without the computer interface cables?

also, i have 35s on my truck currently and i need to recalibrate my tire size, i entered in the equivalant metric size of 315 70 18 but I am even further off now. Any help thanks!

I am new to this, and I just added the 87 octane tune, what additional settings should i go with? I dont have the data logger or computer hookup, so what can be done without those? Thanks for all the help!