Service traction control message with check engine light 2009 impala ls
 chevyborn1                
                
                    Member Posts: 1
chevyborn1                
                
                    Member Posts: 1                
            
                    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?                
                        
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