Issue solved. Diablo tech support came through and helped me fix the problem. To anyone else experiencing similar issues, here's the fix that worked for me.

Unconnected the negative battery terminal, turned the headlight switch on in the car and held the brake pedal for 3 minutes. Reconnect the ...

Hey all,

Recently picked up the Diablosport I3 and installed the 91 tune on my Challenger. Only mods are k&n air intake. Backed up my stock tune and installed the 91 no issues.

Start it up to test drive and the car has no power. It won't go past 3k rpm even with the pedal to the floor. Reverted ...