Service traction control message with check engine light 2009 impala ls

chevyborn1chevyborn1 Member Posts: 1
edited September 2016 in Chevrolet
I just changed my spark plugs an wires on my 2009 impala ls. Once I was done, I initially crossed 3 &5. Fixed that and now I have check engine light and service traction control message on my dash with a rough run. Any ideas?
Sign In or Register to comment.