1996 GMC Suburban heater coil

Tiny
FLEETWOOD58
  • MEMBER
  • 1996 GMC SUBURBAN
Does heater coil have to be installed under dash before it can work
Thursday, January 8th, 2015 AT 4:58 PM

1 Reply

Tiny
CARADIODOC
  • MECHANIC
  • 33,752 POSTS
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.
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Thursday, January 8th, 2015 AT 5:07 PM

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