Diablo InTune handheld tuner for all GM & Ford vehicles

[Goat Blower]

Hmm, I'll have to go research, but in a nutshell, what will this do for my stock Tahoe 5.3?

[Kracka]

Originally Posted by Goat Blower

Hmm, I'll have to go research, but in a nutshell, what will this do for my stock Tahoe 5.3?

Multiple tunes (87 MPG booster, 91, and 93 performance tunes) along with cleaning up the TCU shift maps, etc. Plus it can be used for logging, gauge displays, and CEL code reader.