Yes it will
http://eogld.ecomm.gm.com/NASApp/domestic/newfeatures.jsp?year=2009®ionID=1&divisionID=1&vehicleID=6941
much thanks topher roybal
The 2009 Chevrolet Silverado-3500HD has a 6-speed shiftable automatic.
The 2009 Chevrolet Silverado-2500HD has a 6-speed shiftable automatic.
can a 2010 6 speed auto transmission work in a 2014 silverado
The 2007 Chevrolet Silverado-2500HD has a 6-speed automatic.
The 2007 Chevrolet Silverado-3500HD has a 6-speed automatic.
The 2008 Chevrolet Silverado-3500HD has a 6-speed automatic.
The 2008 Chevrolet Silverado-2500HD has a 6-speed automatic.
The 2011 Chevrolet Silverado-2500HD has a 6-speed shiftable automatic.
The 2010 Chevrolet Silverado-3500HD has a 6-speed shiftable automatic.
The 2014 Chevrolet Silverado-2500HD has a 6-speed shiftable automatic.
The 2011 Chevrolet Silverado-3500HD has a 6-speed shiftable automatic.
The 2013 Chevrolet Silverado-3500HD has a 6-speed shiftable automatic.