2007 Gmc Acadia Check Hvac Controller Faulty Working Correctly

2007 GMC ACADIA
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FAKHIR
  • MEMBER
  • 26 POSTS
how to check hvac controller when it is faulty or not working correctly??
Nov 13, 2012 at 12:24 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
you need a scan tool to monitor the functions. a shop can help you with this.

Roy
Nov 13, 2012 at 3:54 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
Ase master is correct but what problem are you having?
Oct 16, 2017 at 12:43 PM
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