I have a 93 Toyota Pickup that is blowing very little heat. I replaced the thermostat, but the best I can get is a warm spring breeze. I’ve checked to make sure there is no clog in the heater core (Water runs clean both directions). Temperature gauge shows engine temp at healthy level. Could this b…

Replacing a heater core on a 93 Toyota Pickup?

GSragtop January 25, 2012, 4:02am 4

I dont recall if the inlet valve is vacuum activated or cable… If its cable just try to manually open it, if its vacuum pull the line and check for pressure.