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Q: Right Rear o2 sensor on 2003 GMC Yukon Denali

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Where is it located and what does it take to replace it??
(1) Answer
(1) Comments
It's in the exhaust pipe behind the right catalytic converter. They come out with the proper socket wrench or a box end wrench.