- New 2010 GMC Sierra 1500 VIN 1GTPCTEX9AZ279717 from O Connor Motors by EveryCarListed.com Take a look at this 2010 GMC Sierra 1500 WT that just came into, O Connor Motors. This Sierra 1500 has a 4.3 liter 6 cylinder 12 valve engine and a Automatic that are ready to haul up to 1819 pounds. It comes with an AMFM Stereo, and gives you peace of mind with its safety features, including 4-Wheel ABS and more. We would love to put you in the driver's seat of this Sierra 1500. Please contact us for more information.