2021 GMC Sierra

Notes

[!@@Additional Info@@!]Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Lane Change Alert with Side Blind Zone Alert; Perimeter Lighting,Driver Alert Package II: Forward Collision Alert; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Lane Departure Warning,Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Electric Rear-Window Defogger; Wireless Phone Projection; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Painted Black Surround Grille; Compass Located in Instrument Cluster; 4.2" Diagonal Color Display Driver Info Center; Electrical Lock Control Steering Column; 120-Volt Instrument Panel Power Outlet; Heated Driver & Front Outboard Passenger Seats; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; OnStar and GMC Connected Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; 2-Speed Active Transfer Case; Deep-Tinted Glass; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; Spray-On Pickup Box Bed Liner with AT4 Logo; AM/FM Stereo with Premium GMC Infotainment System; Power Rear Windows with Express Down; Red Recovery Hooks; Integrated Trailer Brake Controller; Power Windows with Driver Express Up/down; Heated and Ventilated Front Bucket Seats; Manual Tilt-Wheel/telescoping Steering Column; 2nd Row Dual USB Charge-Only Ports; Keyless Open and Start; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Power Door Locks,AT4 Preferred Package: HD Surround Vision; Bose Premium 7 Speaker Sound System; Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Wireless Charging; Bed View Camera with Two Trailer Camera Provisions; Universal Home Remote; Premium GMC Infotainment System Radio with Navigation,AT4 Premium Plus Package: Power Sunroof; AT4 High Clearance Step; 20" Machined Aluminum Wheels,Technology Package: 8" Multicolor Driver Information Center; Multicolor 15" Diagonal Head-Up Display; Inside Rearview Auo-Dimming Rear Camera Mirror,AT4 High Clearance Step,Power Sunroof,20" Machined Aluminum Wheels,Bed View Camera with Two Trailer Camera Provisions,LT275/65R20 AT BW Tires,LED Smoked Amber Roof Marker Lamps,Android Auto/Apple CarPlay smart device wireless mirroring,Forward Collision Alert with Automatic Braking,OnStar 4G LTE mobile hotspot internet access,HD Rear Vision Camera w/Hitch View rear mounted camera,Head-up display,Predictive brake assist system,Cruise control with steering wheel mounted controls,Ventilated driver and front passenger seats,Integrated navigation system with voice activation,Keyfob remote engine start,Heated steering wheel,Heated driver and front passenger seats,Heated rear seats,Leather front seat upholstery,Primary monitor touchscreen,Lane Departure Warning,Rear Cross-Traffic Alert collision warning,First-row sliding and tilting glass sunroof with express open/close activation sunshade,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,6.6L V-8 gasoline direct injection, variable valve control, regular unleaded, engine with 401HP,Front wireless smart device charging,Teen Driver restricted driving mode,Keyless Open/Keyless Start with hands-free access and push button start,Keyfob window control,Aerial view camera,Video-feed rearview mirror,Bluetooth wireless audio streaming,Hitch Guidance back-up-to-hitch assist,Front mounted camera,Right side camera,Pickup box camera,Left side camera,Lane Change Alert with Side Blind Zone Alert blind spot warning,Following Distance Indicator,GMC ProGrade Trailering System trailer light test,GMC ProGrade Trailering System trailer light malfunction warning,GMC ProGrade Trailering System trailer theft alarm,Dual-zone front climate control,IntelliBeam auto high-beam headlights,Immobilizer,Bose speakers,Bluetooth handsfree wireless device connectivity,Trailer brake controller,Trailer sway control,Trailering Assist Guidelines trailer backup assist with visual graphic guidance only,External memory control,Internet radio capability,6 USB ports,Power extendable trailer mirrors