Can I replace the O2 Sensor myself on 2002 Cadillac DeVille DTS

Can I install the O2 sensor myself

by in Reading, PA on March 14, 2011
1 answer
ANSWER by , March 14, 2011
If you can reach it they are pretty straight forward, thread out and in, I would check the plug in on the old to the new when you unplug it first, just in case is wrong.