1997 Buick Skylark Heater/AC control inop

Tiny
JMACK5102
  • MEMBER
  • 1997 BUICK SKYLARK
  • 98,000 MILES
My 1997 Skylark's AC and Heater units work but the vents do not change from top, mid, or bottom when switching from AC, Heat or Defrost. I suspect that it's the AC control unit or vacuum hoses. Do you have a possible solution for my problem? Thanks
Wednesday, November 13th, 2013 AT 2:07 PM

5 Replies

Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
Dou have a hand vacuum pump?
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Wednesday, November 13th, 2013 AT 2:19 PM
Tiny
JMACK5102
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No I don't
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Wednesday, November 13th, 2013 AT 7:14 PM
Tiny
SATURNTECH9
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I would get one so we can test for vacuum see if things hood vacuum and apply vacuum.I think they rent them at auto zone
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Wednesday, November 13th, 2013 AT 10:24 PM
Tiny
JMACK5102
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Will do. Thanks
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Thursday, November 14th, 2013 AT 5:00 AM
Tiny
SATURNTECH9
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Your welcome.
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Thursday, November 14th, 2013 AT 9:37 AM

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