1998 O2 sensor

[Bruce Plecan]

I can't answer your specific question but I can say that in some
applications there is a specific delay in which the ecm/pcm expects to see a
response to a change in mixture, when doing the code 44/45 test in some
applications.
Grumpy
   Hoping that someone has a more specific answer for him

> If I understand right, the 98 GM trucks had 4 O2 sensors. 2 of them mount
> after the separate catalytic converters. I am looking at installing a 98
> Vortec 350 into a truck that has a single cat. Will it throw anything off
to
> have both of the 98 O2 sensors mounted in the same exhaust tube after the
> single cat?
> Paul Washburn
> lpwcruzr at netzero.net


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