alright i relaced my coolant temp sensor, my thermostat, my water pump, radiator and radiator cap. but still keeps overheating, and my temp guage just goes all the way up. i pulled a p0128 code and i'm trying to figure out how to repair this so i can actually drive my car happily to and from work? please if anyone can help, i'm about ready to burn this car!!!! 2002 pontiac grand prix 3.1