>>  Would you describe your trip North ~ from where to where. Remember  that
>> your TempGauge is nothing more than a VoltMeter, <<

SE PA to NE PA.  Plenty of hills, some highway but lots of 45-50 roads where
my van really shines in gas mileage.  Temp gauge was normal.

>> so if you have not done so already THOROUGHLY CLEAN ALL GROUNDS ~ If
>> your ECU is also seeing LowTemp & the info is incorrect <<

I did that a few months ago.

>> then it will be calling for more fuel than is necessary. How old is  our
>> O2Sensor & IS IT A GOOD ONE ~ <<

It's a few months old, generic, registers the correct voltage though.

Thanks,
Bryan