...heater control valve. With engine at operating temp and heater on high, do this: 1. Heater hose from water pump should be hot (if not, water pump may be dead or thermostat is stuck closed) 2. Heater ...
...control valve in the heater hose inline to the heater core Check the heater control valve located in the heater hoses under the hood to mke sure it is allowing water to go through the heater
...Heater control problem Its not the switch or the controller in the instrument cluster. On my jeep there was a panel on the passenger side under the dash board. It helped me find it by turning on the ...
...heater control valve is bad or vacuum is bad-- Test Vacuum: remove vacuum line from heater control valve, you should feel the vacuum **** on it when pressed to your cheek and the heater control valve ...
...heater control valve is bad2. Vacuum to heater control valve is bad3. clogged heater core.4. Bad thermostat5. Bad waterpump6. Needs more coolant (check when system is cold)Do these things:1. ...
...cold, then your heater core is clogged. There is a valve connected inline with one of the heater hoses, this is the heater control vavle. If the valve does not open, you will not have any heat
Question about Jeep Cherokee
interior blower controle for a/c and heater only works on high describe how to install a duralast(sw2350)interior heater switch in a 1998 jeep cherokee. I have never removed interior dash panels ...
...out with a garden hose. Check for flow through the control valve on the hoses and make sure that the plenum doors are working inside the heater box.(doors can get stuck and control motors can
heater control??? Most all late model vehicles have heater controls that are vacuum controlled. Chances are that you have a vacuum line that has either come loose, or ruptured causing a leak that will
...may need taken off and cleaned or replaced. If the vacuum signal is not working, you may have to pull out the heater control assembly and check that vacuum lines are still plugged into the back of
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