Where is it located and what does it take to replace it??
Right Rear o2 sensor on 2003 GMC Yukon Denali
MOST POPULAR ANSWER by user69083 ,
February 12, 2011
It's in the exhaust pipe behind the right catalytic converter. They come out with the proper socket wrench or a box end wrench.
1 answerJanuary 31, 2010
0 answersOctober 14, 2014
This week's top 10
Recent GMC Yukon Denali Questions
2003 GMC Yukon Denali Estimates