BEEN GETTING BURNING EYES, HEADACHES, BLURRED VISION,MUSCLE ACHES, CAN SMELL FUMES COMING INTO CAB, ABOUT 4 HOURS INTO DRIVING GET VERY SLEEPY, THIS SHOULD NOT BE GOING ON. BEEN IN THIS TRUCK FOR 6 MONTHS. SPITTING UP A LOT OF FLEM, SINUS PROBLEMS PASR NORMAL, NEVER HAD THESE PROBLEMS BEFORE. *NM