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Performance loss with 180 degree thermostat??

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Old 06-24-2004, 01:25 PM
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Default My O2 was just replaced less then 4000 miles ago

Originally Posted by willwren
Dood, the extra weight of the three SSEi badges is causing the loss in MPG. Seriously, the O2 is only good for 50-60k miles. And there'* so many other contributors. I haven't seen ANYONE lose efficiency from this.
I just replaced it a little over a month ago.
Old 06-24-2004, 01:27 PM
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Default O2 Sensor Brand.

Originally Posted by jr's3800
Small question here... What type of O2 sensor did you use?
I'AM SORRY TO SAY THIS...... Bosch from Auto Zone...
Old 06-24-2004, 01:54 PM
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Default Re: O2 Sensor Brand.

Originally Posted by sellncars
Originally Posted by jr's3800
Small question here... What type of O2 sensor did you use?
I'AM SORRY TO SAY THIS...... Bosch from Auto Zone...
There'* your problem.
Old 06-24-2004, 02:57 PM
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Default

Ditch it now. Buy an AC Delco from www.gmpartsdirect.com , part numbers are listed in Techinfo.

The Bosch O2 sensor is very likely killing your mileage.
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