Okay, if it's cable driven you need to disable the DBW (ETC) in the systems tab.
Right now it still thinks it's being controlled by a drive by wire throttle body and not a cable driven throttle body.
Okay, if it's cable driven you need to disable the DBW (ETC) in the systems tab.
Right now it still thinks it's being controlled by a drive by wire throttle body and not a cable driven throttle body.
2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.
If you don't post your tune and logs when you have questions you aren't helping yourself.
System>General>System Options set GMT800 ETC to 0.
Does your ECU have IAC drivers? What all has been done to this vehicle?