I’ve got the engine management light on my car dash board. I have done a diagnostic test and it says the o2 sensor needs changing. What is an o2 sensor & what difference does it make if i was to change it?

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Tags: change, didnt, difference, needs, Replacing, sensor, would

This entry was posted on Wednesday, December 29th, 2010 at 10:33 pm and is filed under Motors. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.