TunerPro User Forum

I am new to tuning with tuner-pro software. I have a 86 S10 with a 3.4L crate motor with 2.8L TBI. This vehicle set up not running for several months. Started it and it ran rough at start but did smooth out. Problem is the AF ratio is about 10 or so at fast idle. This reading in on a new AF gauge re...

Have a 3.4 liter in S10 PU with TBI.
Looking to get help using EBL_flash & tunerpro.