Originally Posted by Netrisk032

pretty sure it is something with the heater core... whether it is clogged or letting air in somewhere... if i keep the temp on the climate control all the way in the blue.... it never overheats.. only if i slide it over.... flush it or just use the core from my 97 civic parts car?

Originally Posted by 78NOVA

since you still havent seemed to figure it out yet, im pretty sure you had the same problem i had. try flushing the ---- outta your heater core. you know how much ---- gets stuck in that bitch when the car sits for a long period of time? i had the same problems your facing and i replaced every ------- hose on my cooling system as every single guage and sensor, even the water pump,t-stat, and rad i changed. still the problem occured. then i had the bright idea to unhook my heater core and just loop around it not even using it, problem solved. eventually though i replaced it and had no issues since. now take it this happened to me in the middle of winter, so if i were you id take care of this now. start with what i said and loop around the heater core. and check the ------- hoses for cracks. the slightest crack that lets in any amount of air will cause the system to go el' fucko' on you. give it a try and report back reggin.