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Author Topic: O2 Sensors  (Read 655 times)

bigbird99

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O2 Sensors
« on: February 08, 2012, 09:21:14 PM »
Where are the four O2 sensors on a 99 Trans Am? Are they very difficult to replace?
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CARiD

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Re: O2 Sensors
« Reply #1 on: June 07, 2016, 12:01:41 PM »
It's in the exhaust so you can locate in the just by the cat. You can red more on how to replace it in this tech article: What Is An Oxygen Sensor And How Does It Work?
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