Meet the 2021 GMC Sierra 1500 SLT, a capable truck built to handle both work and weekend adventures. This black crew cab combines rugged dependability with the refinements you'll appreciate every time you step inside.
- Apple CarPlay and Android Auto integration
- Premium GMC Infotainment System with 8" touchscreen and navigation
- Bose Premium Audio System with SiriusXM satellite radio
- Wireless charging pad
- Forward Collision Alert and Automatic Emergency Braking
- Lane Keep Assist and Lane Departure Warning
- Adaptive Cruise Control with Following Distance Indicator
- Front and rear parking sensors with rear cross traffic alert
- Heated and ventilated front seats with heated rear outboard seats
- Heated steering wheel
- Power-adjustable driver and passenger seats with lumbar support
- Remote vehicle starter system
- Spray-on bedliner with all-weather floor liners
- ProGrade Trailering System with integrated trailer brake controller
- 20" polished aluminum wheels with all-terrain tires
The Sierra 1500 SLT is equipped with the EcoTec3 5.3L V8 engine paired with an 8-speed automatic transmission and 4-wheel drive, providing the power and control you need. This truck achieves 14 mpg in the city and 20 mpg on the highwayâ"practical efficiency for a vehicle in this class.
Inside, you'll find a well-appointed cabin designed for comfort and convenience. The SLT Convenience Package includes bucket seats with a center console, ventilated front seating, and a rear sliding power window. The SLT Preferred Package adds the 8-inch premium GMC infotainment system with navigation and Bose audio, while wireless charging keeps your devices ready to go.
Safety is a priority, and this Sierra delivers comprehensive protection. The Driver Alert Package II includes forward collision alert, lane keep assist, automatic emergency braking, and front pedestrian braking. You also get adaptive cruise control and an intelligent beam headlight system. Additional driver assistance features such as lane change alert, side blind zone alert, and rear cross traffic alert provide extra confidence on every drive.
The X31 Off-Road and Protection Package equips this truck with a spray-on bedliner, all-weather floor liners, 20-inch polished aluminum wheels, and all-terrain tires. The heavy-duty suspension and auto-locking rear differential enhance capability, while the integrated trailering system with hitch guidance makes towing straightforward and secure.
This 2021 Sierra 1500 SLT represents a well-rounded truck that delivers on capability, comfort, and technology. We invite you to experience it firsthand and discover why this truck is the right choice for your needs.

