Why it could get even worse for this troubled sector

VIDEO1:3701:37
Something's not right with autos: Technician

Auto stocks have been headed in reverse. Over the past six months, automobile manufacturers have been the third-worst-performing subsector in the , falling 8.2 percent even as the index rose by 11.3 percent. But according to one master technical analyst, it will get even worse for car companies before it gets better.

Carter Worth, the chief market technician at Sterne Agee, is particularly concerned that auto stocks have underperformed housing stocks. Both cars and houses represent major household purchases, but the more mobile products have lagged far behind.