The 2013 GMC Acadia has double overhead cam (DOHC).
The 2008 GMC Acadia has double overhead cam (DOHC).
The 2010 GMC Acadia has double overhead cam (DOHC).
The 2007 GMC Acadia has double overhead cam (DOHC).
The 2012 GMC Acadia has double overhead cam (DOHC).
The 2011 GMC Acadia has double overhead cam (DOHC).
The 2014 GMC Acadia has double overhead cam (DOHC).
The 2009 GMC Acadia has double overhead cam (DOHC).
The 2013 GMC Terrain has double overhead cam (DOHC).
The 2013 GMC Yukon has overhead valves (OHV).
The 2013 GMC Savana has overhead valves (OHV).
The 2013 GMC Yukon-Hybrid has overhead valves (OHV).
The 2013 GMC Sierra-3500HD has overhead valves (OHV).