pull back on the floor lever
The 2002 GMC Sierra-2500HD has rear wheel drive.
The 2010 GMC Sierra-1500 has rear wheel drive.
The 2006 GMC Sierra-1500 has rear wheel drive.
The 2004 GMC Sierra-1500 has rear wheel drive.
The 2008 GMC Sierra-2500HD has rear wheel drive.
The 2002 GMC Sierra-1500 has rear wheel drive.
The 2005 GMC Sierra-1500 has rear wheel drive.
The 2009 GMC Sierra-2500HD has rear wheel drive.
The 2013 GMC Sierra-1500 has rear wheel drive.
The 2003 GMC Sierra-1500 has rear wheel drive.
The 2005 GMC Sierra-2500HD has rear wheel drive.
The 2007 GMC Sierra-2500HD has rear wheel drive.