Oct 13, 2001 #1 G gsbuick65 Member Joined Jun 7, 2001 Messages 361 i have 2 84 ECM's they have different chips in them, one says-- delco 980 1603 2500 18447 18651 and the other just has silver tape on it, can anybody tell me anything about these?
i have 2 84 ECM's they have different chips in them, one says-- delco 980 1603 2500 18447 18651 and the other just has silver tape on it, can anybody tell me anything about these?