Fuel injectors upgraded to 680cc Now how to tune Idle is at 1.5 rpms and Fuel trim 20

[Norcalgsx707]

Lol so there you go in a nutt shell I just need to know how to tune my new fuel injectors, car is idling super hi and ft is off the charts at 20.1 can someone direct me on how to tune these things

 

[Killa_dsm]

There really isn't a way for anyone to help you without posting a log. Also a good spot to start would be to do some reading on the link website and forum. When you think you got it figured out, do some more reading.

Here is a start.
start [ECMTuning - wiki]
GMAF Calibration for LTFT
http://www.dsmtuners.com/forums/articles-tuning-ecu/262460-basic-dsmlink-tuning-guide.html