Why check engine light on after getting O2 sensor changed? in Cadillac XTS Forum in UAE Posted August 27, 2011 After changing the front right O2 sensor in my 1999 Deville i am getting check engine light. Is this connected to the O2 sensor changing
Why check engine light on after getting O2 sensor changed?
in Cadillac XTS Forum in UAE
Posted
After changing the front right O2 sensor in my 1999 Deville i am getting check engine light. Is this connected to the O2 sensor changing