You have two hoses if not one way than its the other no diagram for that
this is a list on an INSUFFICIENT HEAT
Obstructed inlets or outlets.
Defective heater control valve.
Engine temperature low.
Temperature door binding or misadjusted.
Temperature control cable kinked or unattached.
Mode door binding or improperly adjusted.
Mode door unattached.
Kinked or plugged heater hoses.
Heater core plugged.
Trapped air in heater core.
Heater core hose connections reversed.
Thursday, January 6th, 2011 AT 11:22 PM