This 2024 GMC Sierra 1500 AT4 in Gray represents the capability and refinement you need in a full-size truck. Built with a powerful EcoTec3 6.2L V8 engine producing 420 horsepower and 460 lb-ft of torque, paired with a 10-speed automatic transmission...
2026 GMC Yukon XL 4D Sport UtilityEcoTec3 6.2L V8 4WD AT4 Ultimate Onyx BlackAwards:* Car and Driver 10 Best Trucks and SUVs Car and Driver Editors' ChoiceCar and Driver, January 2017. 14/18 City/Highway MPG