...control a servo which opens and closes the coolant flow valve. This is usually located inside the housing surrounding the heater core/ducting, and should be on the inlet of the heater core
heater control is stuck on HOT. the control is stuck on hot and the control nob is a dealer part.I dont want to buy it if its not the problem. How do i know if it is the control or the vaccume diafram
Where is the heater valve located on a 1998 GMC jimmy There is no heater valve in that rig.The heat is controlled by the gates in the heater box as you adjust the temp setting from your controls.If ...
Question about GMC Jimmy
...? temperature all hot or all cold, no control. Have the temperature control blend door operation checked. will be this heater mixer valve its vacuum operated could be a vacuum leak or faulty ...
Question about GMC Jimmy
No heat 1996 gmc jimmy!No heater control valve on either heater hose!Is there a valve in dash? common issue with this vehicle is plugged heater core...check temp of hoses in/out of core
...Heater speed control is broken If you mean the fan switch is not turning anything, you'll have to replace the blower switch in the dash. If the switch turns but nothing happens, you'll have to check ...
...heater, which is under the passenger side dash you have to pull off the face plate to heater controls see why its not turning sonds like the vent cable is getting in the way of the temp control ...
...tempature sentor and thermostat.. Do you feel heat on both heater core hoses? If not then it might have a blocked heater core, low coolant level, defective heater control valve or a blend door
Question about GMC Jimmy
heater control valve under the hood to control the coolant flow to the heater core. It would be located by the firewall, and would have a heater hose attached to it, and have another hose entering the
...control knob but also could be the heater core plugged up. Could you please help me and tell me how to find the cable for the temperature control under the hood? Thanks,Dean. if 1 hose is hot and the ...
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