The 2012 Buick LaCrosse has double overhead cam (DOHC).
The 2010 Buick LaCrosse has double overhead cam (DOHC).
The 2013 Buick LaCrosse has double overhead cam (DOHC).
The 2014 Buick LaCrosse has double overhead cam (DOHC).
The 2011 Buick LaCrosse has double overhead cam (DOHC).
The 2005 Buick LaCrosse has overhead valves (OHV).
The 2007 Buick LaCrosse has overhead valves (OHV).
The 2008 Buick LaCrosse has overhead valves (OHV).
The 2009 Buick LaCrosse has overhead valves (OHV).
The 2014 Buick Regal has double overhead cam (DOHC).
The 2012 Buick Regal has double overhead cam (DOHC).
The 2010 Buick Enclave has double overhead cam (DOHC).