At 10:56 AM -0700 5/1/00, James Ruch wrote:
[...]
>
>Let me repeat:
>
>02 sensor out; hole open:  inefficient but okay power
>02 sensor out; plug in:  catastrophic power loss (dead stop on hill).
>
>Can this catastrophic power less be attributed to the combination of
>missing 02 sensor *and* plugged hole?  If not, I'm afraid of what I
>may be in for once I get the new 02 sensor installed.
>

        Sounds like a plugged catalytic converter.