The first place to start when troubleshooting any electrical issue with your first generation (2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 & 2016) GMC Acadia is to check for a faulty or “blown” fuse or relay in either the engine bay or interior passenger compartment electrical panels. Take a look at my DIY tutorial for the procedure by clicking on the text link or thumbnail image below.
2007-2016 GMC Acadia Electrical Fuses Replacement Guide
