OBG or anybody with an ideal, my truck is running like poop. One day it runs perfect and the next it doesn't want to go over 15mph. Then it runs great again. Any suggestions?
1986 Chevy C10
Hmm... wonder if it has a data link or not... if so Front seating area, driver side, behind instrument panel, mounted on driver side of steering column
Here is webpage with a pic of the early type and links to the codes for various engines GM OBD Trouble Codes –
I haben't stopped vapin da cheesecake since I filled da 
