The 2006 GMC Savana has overhead valves (OHV).
The 2006 GMC Savana-Cargo has overhead valves (OHV).
The 2001 GMC Savana has overhead valves (OHV).
The 2008 GMC Savana has overhead valves (OHV).
The 2010 GMC Savana has overhead valves (OHV).
The 2005 GMC Savana has overhead valves (OHV).
The 2009 GMC Savana has overhead valves (OHV).
The 2013 GMC Savana has overhead valves (OHV).
The 2014 GMC Savana has overhead valves (OHV).
The 2002 GMC Savana has overhead valves (OHV).
The 2004 GMC Savana has overhead valves (OHV).
The 2007 GMC Savana has overhead valves (OHV).
The 2003 GMC Savana has overhead valves (OHV).