2007 GMC ACADIA
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FAKHIR
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how to check hvac controller when it is faulty or not working correctly??
Nov 13, 2012 at 8:24 AM
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ASEMASTER6371
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you need a scan tool to monitor the functions. a shop can help you with this.

Roy
Nov 13, 2012 at 11:54 AM
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SATURNTECH9
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Ase master is correct but what problem are you having?
Oct 16, 2017 at 7:43 PM
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