GMC Sierra 15 Hybrid 4WD is a full-size pickup truck produced by GMC. It features a 5.3L V8 engine, an advanced six-speed automatic transmission, and is available in either two-wheel or four-wheel drive configurations. It comes equipped with a range of features, such as a hybrid electric system, adaptive cruise control, and a multi-color head-up display. Additionally, it includes active aero shutters, auto high beams, and a full-length power moonroof.