just a stupid question does hp tuner read checksum . i had some one ask thatt is going to help me with a tune on a gm 5.3
just a stupid question does hp tuner read checksum . i had some one ask thatt is going to help me with a tune on a gm 5.3
It calculates it AFAIK
It doesn't have to be perfect, it just needs to be done in two weeks...
A wise man once said "google it"