Dear Diablo Family!!

2016 GMC Sierra SLT 5.3L V8 GAS

I installed the Diablo tune off the advance option, not the easy tune option, and selected modify parameters. From there, I modified the following parameters:

Throttle - 12%
Tire - 285/45/22 (I have 22' RIM)
Gear ratio 3:45 - THIS IS WHAT ...

I need a fix to run the Diablo (power and torque) pre-tune properly in my 2016 GMC Sierra SLT 5.3L.

I've loaded the pre-configured tune, but it knocks out the power to reverse and drive. No revs and/or movement.

I'm looking for all out power and torque, so if I can't load the Diablo pre-tune ...

All -

I've done some modifications on a few parameters for power with throttle, speed limiter off, DOD off, tire size and TOH.

I actually increase my power to the point my RPMs are around 6k when switching between gears.. I also notice my 0-60 is around 6.. I did a few off the line.. Then this ...

Thank you!!

I have 2016 GMC Sierra SLT 5.3L - I've been modifying the variables of the stock tune, which you can apply off the advance tune selection.

I've already did the following:

DOD - off
Speed limiter - off
Throttle - 12%
Tire size 285/45/22
TOW - 5K-7K, but left the spark calibration @ 0 ...

Hello Mike - I just uploaded a stock tune with my i2, but I'm experiencing the same problem. I received my i2 yesterday and tried to program my 2016 GMC Sierra SLT 5.3L engine. When in park it revs, but when I'm in reverse or in gear no revs and/or power to the transmission.

Should I go through ...

yes, next update will be out tomorrow with the tunes corrected ;)


Hello Mike - I just uploaded a stock tune with my i2, but I'm experiencing the same problem. I received my i2 yesterday and tried to program my 2016 GMC Sierra SLT 5.3L engine. When in park it revs, but when I'm in reverse or in ...

Dear Diablo family,

I have a 2016 GMC Sierra SLT with a K&N 77 series CAI, a cat-back Borla ATAK exhaust and 22' chrome rims.

I just received my Intune i2 this afternoon, so before i install and update the unit - I want to know if anyone in the Diablo family created a killer, but stable tune for ...