1996 GMC Suburban heater coil

1996 GMC SUBURBAN
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FLEETWOOD58
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  • 19 POSTS
does heater coil have to be installed under dash before it can work
Jan 8, 2015 at 4:58 PM
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CARADIODOC
  • ✓ASE Certified Mechanic
  • 34,321 POSTS
  • ASE Certified Mechanic
Not sure what you're asking. There's a heater core inside the heater box under the dash. That's like a very small radiator. Air is blown through it to get warmed up, then it is blown out as heated air. The heater core isn't something you install. It's something you replace when it has a problem.
Jan 8, 2015 at 5:07 PM
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