on our truck we have no rear heat.i can hear the blower pushing air but dont know which control to check first.the front switch by the shifter or the one in the back of the console.is there a valve on one of the heater hoses in the engine bay to let the hot coolant flow to the rear that might be non functioning.ive searched and see alot of different problems with actuators etc..any help is apprecieated.
joe
joe