This 2021 GMC Sierra 1500 SLT in gray delivers the capability and comfort you need in a full-size truck that handles both work and daily driving with confidence. - Spray-on bed liner with GMC logo for lasting cargo protection - 3.0L Duramax turbocharged diesel engine with 277 horsepower and 460 lb-ft of torque - 10-speed automatic transmission with 4-wheel drive - SLT Convenience Package with ventilated front seats and heated rear seats - SLT Preferred Package featuring 8" Premium GMC Infotainment with navigation - Bose Premium 7-speaker audio system with wireless charging - Engine block heater for cold-weather reliability - Power sliding rear window with defogger - Heated steering wheel and memory driver seat - ProGrade Trailering System with integrated trailer brake controller - Remote vehicle starter and keyless open and start - Apple CarPlay and Android Auto compatibility - SiriusXM 360L satellite radio with 4G LTE Wi-Fi hotspot capability - Auto-locking rear differential and heavy-duty suspension - 18-inch machined aluminum wheels The diesel engine delivers strong fuel economy at 22 mpg city and 26 mpg highway, making this truck practical for long commutes or frequent travel. The SLT Convenience Package includes bucket seats with a center console, ventilated front seating, and heated rear seats for passenger comfort. Climate control is comprehensive with front dual-zone air conditioning, automatic temperature management, and rear window defroster. Technology integrates seamlessly with the 8-inch touchscreen infotainment system that includes full navigation, Apple CarPlay, Android Auto, and SiriusXM 360L. The Bose audio system elevates your driving experience, while wireless charging keeps your devices ready. Universal Home Remote functionality adds convenience for daily life. Safety and security features include electronic stability control, traction control, brake assist, dual front impact airbags, and a security system. The ProGrade Trailering System with hitch guidance and integrated trailer brake controller makes towing straightforward and secure. Auto-locking rear differential enhances traction in challenging conditions. Practical storage and power features round out the truck's utility: 120-volt bed-mounted and instrument panel power outlets, LED cargo lighting, and multiple USB ports throughout. Power windows, locks, and mirrors with heated elements respond to your needs in any season. The spray-on bed liner protects your cargo bed while the chrome bumpers and grille give the truck a polished appearance. This SLT model combines work-ready durability with the refinements that make truck ownership enjoyable every day. Visit our showroom to take this Sierra for a test drive and see why it's the right choice for your needs.

Additional Information

Preferred Equipment Group 4SA,SLT Convenience Package,SLT Preferred Package,Trailering Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM with 360L,Premium audio system: GMC Infotainment System,Premium Bose 7-Speaker Sound System,Radio data system,Radio: Premium GMC Infotainment Sys w/Multi-Touch,Radio: Premium GMC Infotainment Sys w/Navigation,SiriusXM w/360L,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,12-Volt Rear Auxiliary Power Outlet,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Auto-Locking Rear Differential,Electrical Lock Control Steering Column,Heavy Duty Suspension,Manual Tilt-Wheel & Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Brake assist,Electronic Stability Control,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Engine Block Heater,Auto-dimming door mirrors,Bumpers: chrome,Chrome Grille,Front License Plate Kit,Heated door mirrors,LED Cargo Area Lighting,Power door mirrors,ProGrade Trailering System,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bed Liner w/GMC Logo,2 USB Ports,2 USB Ports (1st Row),4G LTE Wi-Fi Hotspot Capable,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Front reading lights,GMC Connected Access Capable,Heated steering wheel,Illuminated entry,OnStar & GMC Connected Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Dual USB Charging-Only Ports,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trip computer,Voltmeter,Wireless Charging,10-Way Power Driver Seat Adjuster w/Lumbar,10-Way Power Passenger Seat Adjuster w/Lumbar,Front 40/20/40 Split-Bench Seat,Front Bucket Seats,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Perf Leather-Appointed Front Outboard Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Front Center Armrest w/Storage,Passenger door bin,Front Frame-Mounted Black Recovery Hooks,Hitch Guidance,Hitch Guidance w/Hitch View,In-Vehicle Trailering App,Integrated Trailer Brake Controller,Alloy wheels,Wheels: 18" x 8.5" 6-Spoke Machined Aluminum,Deep-Tinted Glass,Power Sliding Rear Window w/Rear Defogger,Variably intermittent wipers,3.23 Rear Axle Ratio