have had this problem since i purchased the car and nothing seems to be the problem according to the mechanics. I now have had a catastrophic issue resulting in the cooling system and today received a safety recall from gm for the "a loss of headlamp function as a result of a melted instrument panel harness connector,"ELECTRICAL malfunction.this car has been the worst car i have ever owned,and now searching more on the car there is another manufacturers safety recall yet to be announced by gm.WTF