looking for help on first time tuning

[71-nova-lt1]

I bought a 00 s10 2.2 5sp I'm having injector driver issue . I need to reflash my ecm
ecm is 16228016

where do I start? what programs do I use?
thxs for the help guys

[1project2many]

Injector driver issue is a hardware problem. Reflashing won't solve this issue. Your local parts store may be able to reflash if you want to try.