Throttle problem maybe?
Throttle problem maybe?
So I bought a modified cobalt ss sc from a guy and he had it running on e85 with 80# injectors and I tuned it back to 93 with a zzp tune but with either tune if I push the gas all the way down the car hesitates and draws back any idea what this is and how to fix it???
I tuned it back to 93 with a zzp tune but with either tune if I push the gas all the way down the car hesitates and draws back any idea what this is and how to fix it???
Where did you get ZZP tune? Is the tune setup for your 80# injectors?
Where did you get ZZP tune? Is the tune setup for your 80# injectors?


