was there something on your dash that fell in the vent, a bad fan will make noise all the time.
Blocked heater core, faulty heater valve, disconnected connection to the heater valve.
There are a couple of reasons why a 1999 Oldsmobile Alero ac heater to stop working. The heater coil may need to be replaced or the HVAC blower motor may need to be replaced.
In many cases leaves can cause smoke to blow through the defrost of a 1990 Ford F 150
alve, check vacum line first (on heater valve)
most likely your heater controls run via vacuum lines. cracked or broken lines could cause this.
Look for a leak in the heater/defrost system. Most times it is caused by a minor water leak in the heater system. Steve
No, hot water will just make it worse. Hot water is actually used to make ice rinks on snow or ice. Use a hair dryer or a space heater. Its a sign of other issues such as a leak or defective defrost cycle. Its important to have it taken care of quickly.
A leaky heater core can do that. Also if the AC is not operative, the defrost mode can't dry the cabin air.
NO! 100-120F setting normal. 140F can cause accidental scalding.
No, not if it's on a heat setting. Most home thermostats have a "Fan" setting that will blow cold air if the attic is cold.
The smoke is actually antifreeze mixed with air. The most common cause of this is a leaky heater core.
The heater in a 1998 Oldsmobile Intrigue may be stuck on defrost due to a malfunctioning or stuck blend door actuator, which controls the flow of air between the defrost, heat, and AC settings. Additionally, a vacuum leak in the HVAC system or a faulty climate control module could also cause this issue. It's advisable to check for any vacuum line issues and inspect the actuator for proper operation. If needed, consulting a mechanic can help diagnose and resolve the problem.