GMC has announced their plans for the 2012 New York International Auto Show. In addition to bringing their 2013 Terrain Denali SUV, they will be introducing the Heritage special edition for both the Yukon and Sierra SLT models. The Heritage special edition celebrates GMC's 100th anniversary and includes plenty of bespoke badging, EZ-Lift locking tailgate and upgraded premium interiors with new gadgetry and ebony combined with light tan leather for improved aesthetics.