Check owner's manual. If you don't have one copy and paste link below; www.fleet.ford.com/maintenance/owners_manualsUnder Light Bulbs
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.
To replace a 1988 Dakota heater core, first discharge the A/C. Then remove the lower instrument panel before removing the heater box unit.
There is a fuse replacement to get the dash lights to work on a 1993 Seville. The fuse for the instrument panel is located in the fuse box inside the passenger side of the trunk.
I have a 99 Jeep wrangler it has panel lights for the heater and air conditioner controls. So pull out your glove box. Fuse # 3 cavity it should be a red 10 amp fuse. Check to see if that is blown. One other thing. Your head light which is the dimmer switch for your panel lights. Turn your headlight switch counterclockwise all the way before it clicks your panel lights should get bright. Clockwise should get dimmer
I believe if you turn your gauge panel dimmer switch all the way it turns on the interior lights when all the doors are closed
Owner's manual.
http://www.aa1car.com/library/us1296.htm
Check owner's manual. If you don't have one copy and paste link below; www.fleet.ford.com/maintenance/owners_manuals
"http://wiki.answers.com/Q/The_air_condition_panel_lights_flashes_for_about_20_minutes_when_you_start_the_car_you_can_not_use_the_air_condition_but_you_can_use_the_heater_also_the_harzard_lights_will_not_work_what_is_wrong"
How do you remove the instrument panel in a 1998 Ford Expedition 5.4 Engine
I BELIEVE you can shut off the interior lights with the guage panel dimmer switch
This is for the Heater/Fan/Cooler lights. To replace the bulbs remove the control knobs by pulling them off, the front panel can be pulled off using a small screwdriver, pry it off on the right side then remove the clear diffuser panel and twist and pull the small bulbs out. There are 2 bulbs for that heater knob control. (bulb # 90069-98004)