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pull the heater control knob off and located behind is a small capless bulb pull out and then push in new bulb replace knob job done
You can't just replace the lights you would have to replace the whole control cluster.
The heater matrix can be replaced by removing the heater core and temperature control cables. Replace the heater core and the control cables.
My 2004 ford explorer there isn't any vacum from the present heater control valve and the blower has been replace and the themostat has been replace and there is a clicking behind the a/c unit
You can replace the balls in the heater control panel on an XS ARA Picasso by removing the front cover of the heater control panel. The panel lights will then be visible.
Remove the heater control valve and replace it.
behind the center console, where you see the heater controls
You will need to replace the heater core.
Behind the Radio/ Heater Control, center console, mounted against the firewall. And yes, it's extremely difficult to replace. It involves basically tearing the entire dash board apart.
The heater core, in a Saturn and 1200, is held in place by four bolts and two water hoses. Remove the bolts and the water hoses. The heater core will come out. Reverse the process to install the new heater core.
removing the heater core and temperature control cables
i need to replace the temperature control light bulb on my 2004 silverado.