WHERE IS THE O2 SENSOR ON A 2001 CADILLAC ELDORADO?
An 01 Cadillac should have 4 of them, have you tracked down the one that needs replaced. They will be located fairly close to the catalytic converters, one in front one in back on both sides.
Search Cadillac Eldorado Questions
Cadillac Eldorado Experts
Related Models For Sale
Used Cars For Sale