...heater control switches and vacuum lines and apparently I haven't taken it apart far enough to find the heater door. Do you know where I need to look for the door. When you go from a/c to heat on the ...
heater blows out defrost only vacuum leak. check vacuum lines under hood, follow inside car, check connections to heater control. Probable cause is broken vacuum lines in engine compartment.
...vacuum to the heater control head,m the switches direct vacuum to the actuators to make them pull doors open inside heater plenum. if engine is running and very quiet inside, you may hear a sucking ...
...that contains the heater core that you changed. It is vacuum operated, so check all of your vacuum lines. There is a vacuum line that goes thru the firewall, right above or below the 2 heater
...are missing vacuum lines...or see witch modes are inopritive most likly colerd lines are for inside vacuum..also check for heater controls in engine compartment..on heater hoses..or a/c evap core
Question about Chrysler Cars & Trucks
...heater on. Remove vacuum line see if valve accuates. Movement it works. No movment either valve is bad or no vacuum at valve. Check and make sure there are actually coolant lines leading to heater ...
...heater core. The vacuum signal for it comes from the heater controls at the dash. If the valve is stuck in the closed position, it may need taken off and cleaned or replaced. If the vacuum signal is ...
...heater controls are vacuum operated. One line to move the selector flap from vent to floor to defrost, etc., and one line to move the heat flap from hot to cold. Most vehicle manufacturers changed ...
vacuum line connections. 6.Heater assembly studs inside engine bay. 7.Blower motor resistor. Refer to Blower Motor Resistor. 8.Stud inside heater core housing. -Stud is revealed by removing the blower
vacuum line for the heater shutoff valve is a plastic line that goes up to the front part of the engine on the passenger side. The plastic line likes to break there. ( Actually, this is the
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