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1973 - 1979 F-100 & Larger F-Series Trucks Discuss the Dentsides Ford Truck
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Old Jun 22, 2010 | 10:03 PM
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pontiacbird93's Avatar
pontiacbird93
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From: Taylorsville, KY
help please!!

i have a 79 f150 4x4 short bed and have owned it for 6 years and for some reason the cab light will only work when the a/c is on this just started with in the last couple of months i cant figure it out i havent messed with anything electical that would cause this any help would be greatly ablidged thanks jon
 
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Old Jun 23, 2010 | 07:37 AM
  #2  
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fmc400
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From: Austin, TX
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That's a weird one. All you can do is trace the wiring to look for frayed insulation. Nothing obvious jumps out at me because the AC and cab lights are not related. Check behind the AC controls to make sure there isn't any wiring tangled up in the actuator arm.
 
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Old Jun 25, 2010 | 04:06 PM
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thanks fmc400 i appreceiate your help!!! have a nice day(thats me)
 
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