1997 Buick Limited heat & AC

Tiny
WILLIAM K
  • MEMBER
  • 1997 BUICK LIMITED
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 90,000 MILES
In winter it blows cold air and in summer hot air what can this be. Is it the heater core or the climate control in the dash or what?
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Wednesday, October 20th, 2010 AT 4:32 AM

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Tiny
RASMATAZ
  • MEMBER
Sounds more like the HVAC control module
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Wednesday, October 20th, 2010 AT 6:26 AM

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