i had the same problem... although i think its there i still had a hard time noticing it in my tahoe

5.3 L v8

it is the diablo tune..i just dont feel any noticeable difference

yes im sure.. i installed the performance tune with the 91 or 93 octance fuel.. i modified the speed limiter and but thats it.. what is the factor hp tune.. i can i double check to make sure if i did the right one.

hi..i installed the perfornance tune on my 2005 chevy tahoe z71 but havent noticed any difference except for the speed limiter. i have a k&n air intake and i have the same peformance it feels like with the programmer and the intake as i had with just the intake.. what do i need to do to get the MOST ...

hi..i installed the perfornance tune on my 2005 chevy tahoe z71 but havent noticed any difference except for the speed limiter. i have a k&n air intake and i have the same peformance it feels like with the programmer and the intake as i had with just the intake.. what do i need to do to get the MOST ...

well, if i wanted quicker acceleration, do i need to change the shift points or what

HI..
I HAVE A 2005 CHEVY TAHOE Z71 5.3L and i was wanting to get my tahoe as fast as i could get it with this programmer. Could you give me a run down of what settings i should program so i can get the most out of my engine? any help would be great! thanks!