The GMC Sierra is a full-size pickup truck that is known for its impressive towing capacity, spacious and comfortable cabin and advanced technology features. Here are some key features and highlights of the GMC Sierra: Performance: The GMC Sierra is available with a range of powerful engines, including a standard 4.3-liter V6 engine, a 5.3-liter V8 engine, and a 6.2-liter… Read more →