1990 Buick LeSabre Q&A

1990 Buick LeSabre Question: heater

heat blowing cold air -
Answer 1
check coolant level first. make sure the thermostat is operating correctly and lastly, the heater core may be clogged from debris in the system. Roy -
Related Items:
what would cause the four right buttons on heater controls and the right side of the radio lights to not come on at night when the rest of the d...
when the heater controll is switched on heat, what opens the water flow to the water heater, is it manual or e...
My heater fan is not working and I need to changed the blower motor. Where is it located?
cold air blowing when heater is on
No heat comes through the unit