• Tiny
  • shrek
  • GMC

I have a 93 grand am 3.3l.I have a bit of heat for about a minute or so after I turn on the fan.I was told that the heater core may be plugged or restricted. Is this correct info or is there another problem

Saturday, January 14th, 2006 AT 1:01 PM

1 Answer

  • Tiny
  • pvitulli
  • Member

First warm up the car and turn on the heat.
Then touch the 2 hoses going through the firewall to the heater core.
If one is hot and the other is not.
You have a clogged heater core.
Also check your fluid level.

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Saturday, January 14th, 2006 AT 5:39 PM

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