how to check hvac controller when it is faulty or not working correctly??
Nov 13, 2012 at 8:24 AM
2007 Gmc Acadia Check Hvac Controller Faulty Working Correctly
2007 GMC ACADIA
FAKHIR
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you need a scan tool to monitor the functions. a shop can help you with this.
Roy
Roy
Nov 13, 2012 at 11:54 AM
Ase master is correct but what problem are you having?
Oct 16, 2017 at 7:43 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.