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

Can I install the O2 sensor myself

Asked by for the 2002 Cadillac DeVille DTS
1 answer
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.