Engine Cooling problem
1997 Pontiac Grand Am 6 cyl Front Wheel Drive Automatic 115 miles
ok my car heats up when I am idileing or when I am in stop in go traffic. When I turn the heater on it returns to normal tempeture. The coolant level has sayed the same it is not leaking as far as I can see! Also when I am driving 55mph it does not over heat at all only when I am ideling or in stop or go traffic! What could be the issuse?