Originally Posted by 91buickman
using the laptop IS A SCAN TOOL they plug into 16 pin 94-95 pcm'* and any other GM OBD1 pcm , for only 40-50 bucks and you can view live data and record it during a run. I dont know i think id rather have that instead of the exspensive alternative that does the same or less
I am about $60 into a brand new Actron (from ebay, with cable from Slug) and it shows me live data just fine. Your suggestion works fine, except for the laptop part. Unless you own one already, damn expensive way to get a scan tool.