I AM A GM TECHNICIAN. GM IS HAVING A HUGE PROBLEM WITH "J" BODY CARS WITH NEW BODY STYLE. (CAVILER, SUNFIRE YEAR 2001-CURRENT) THE PROBLEM IS WITH POOR TERMINAL CONTACT WITH THE REAR BULBS DUE TO DEFECTIVE BULB SOCKETS. THE RESULT IS LOSS OF REAR TURN SIGNALS AND BRAKE LAMPS ON ONE OR OFTEN BOTH SIDES. THIS PROBLEM AFFECTS CARS OFTEN WITH LESS THEN 1000 MILES. IT IS A HUGE PROBLEM AND OUR SHOP MUST FIX 8 CARS A WEEK ON AVERAGE FOR THIS PROBLEM AND WE ARE NOT A LARGE GM SHOP. NOT HAVING REAR TURN SIGNALS OR BRAKE LAMPS IS SERIOUS FOR RISK OF REAR-END COLLISIONS.*AK