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Old 07-07-2003, 09:19 PM
manny manny is offline
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Join Date: Feb 2003
Location: Ontario, Canada
Posts: 3,160

I am still not very familiar with M-B, so I tend to speak in generic terms when I try to explain the function of pre & post cat O2 sensors.
I'm sure I will eventually catch on to M-B's logic, being german and all.
2007 C 230 Sport.
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