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The 2010 GMC Sierra-1500 has a V6 engine.
The 2011 GMC Sierra-1500 has a V6 engine.
The 2003 GMC Sierra-1500 has a V6 engine.
The 2013 GMC Sierra-1500 has a V6 engine.
The 2004 GMC Sierra-1500 has a V6 engine.
The 2002 GMC Sierra-1500 has a V6 engine.
The 2008 GMC Sierra-1500 has a V6 engine.
The 2005 GMC Sierra-1500 has a V6 engine.
The 2012 GMC Sierra-1500 has a V6 engine.
The 2001 GMC Sierra-1500 has a V6 engine.
The 2014 GMC Sierra-1500 has a V6 engine.