ok help me please i have a 1991 sentra ga16de with a/c and a heater and i am over heating!!!! I CHANGED THE THERMOSTAT (if htats how u spell it) , water pump and radiator, i have plenty of coolent (70%coolant and 30 water) and my old radiator cap is still holding pressue. so much pressure that the radiator fluid boils and spilld out of the overflow tank please help im about to take my sentra strip all the performace parts off and ram it into a tree!!!!!!!!!!
