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How do you bypass the heater core on a 1994 Chevy 1500?
Just un hook the hose's from heater core and put a piece of pipe in them or something and hook them together.
1971 corvette vacuum hose diagram for the air cond system heater control system?
need vacuum hose diagram fast idle ac
Where does the vacuum advance hose hook up to a holley 650?
Any place that has constant vacuum Usually on the back side at the base of the carb.
How do you hook up the heater hose on a 1972 Chevy 350?
One goes from the heater core to the water pump, the other goes from the heater core to the intake manifold.
Why doesn't your heater switch from defrost to heat on a 97 wrangler?
you probabally have a vacuum hose disconnected
How do you by-pass a heater core on a 1988 Ford Thunderbird?
Cut both heater hoses and hook them together. Make the hose go from the motor to the radiator.
Why does the heater in a dodge ram 1500 blow cold air when truck is stopped?
You have a vacuum leak somewhere. Trace the main vacuum hose fom the air intake until you find a crack in the hose.
No heat in 1996 Jeep Cherokee?
Check the vacuum operated valve at the hose going to the heater core.
Where would you look for a vacuum hose that controls the heater vents and was disconnected when the transmission was repaired?
i have the exact same problem. the hose comes from around the heater core area but i dont know where the otherend goes
What does the heater valve do?
The heater control valve is used to shut off hot coolant from entering the core when the heater is in the off position. A heater control valve can be actuated by either a vacuum line or a cable from the vacuum heater control valve to the heater core. This hose should be warm; if not the heater control valve is stuck and needs to be replaced
1996 Jeep Cherokee heater control valve vacuum line where does it connect once it goes through the fire wall?
the vacuum hose connects to the airbox
What did the mechanic do wrong if the air conditioner in your 1998 Expedition only blows hot air after the heater core was replaced?
your blend door is vacuum operated, most likely your machanic forgot to hook up the vacuum hose to the blend door, the actuator is designed to operate on 5inch pounds of vacuum so you should not notice any engine performance problems.
