View Single Post
Old 03-19-2015, 03:31 PM   #9
Registered User
speedygonzales's Avatar
Join Date: Jan 2006
Location: Smithfield, VA
Posts: 1,373
There is none

After Cat O2 sensors did not come along till 1996 with the advent of OBDII.

So hack away.

If anyone wants to know you get rear O2 simulators that connect in parallel to the O2 sensors to make the ECM think they are working. I used them for years until I had them programmed out.
99 Z71 (98 body style)
Pride and joy
speedygonzales is offline   Reply With Quote