6 Rectangular Black Tubular Assist Steps
275/60R20SL AT BW Tires
Adaptive Cruise Control
All-Weather Floor Liner
Apple CarPlay/Android Auto smart device wireless mirroring
AutoTrac part and full-time 4WD
Automatic Emergency Braking predictive brake assist system
Bluetooth handsfree wireless device connectivity
Bluetooth wireless audio streaming
Bose speakers
Cruise control with steering wheel mounted controls
DOHC
Driver seat power reclining
Dual-zone front climate control
Duramax 3L I-6 DOHC
Duramax 3L I-6 diesel direct injection
Elevation Premium Package: Leather-Appointed Seat Trim; Up-Level Rear Seat with Storage Package; All-Weather Floor Liner; Spray-On Pickup Bedliner ...
Following Distance Indicator
Forward Collision Alert with Automatic Braking
Front Bucket Seats
Front Pedestrian Braking
Front mounted camera with washer
Front wireless smart device charging
Full gauge cluster screen
GCW Alert weight capacity alert
Gauge cluster display size: 12.30
Google Built-In built-in virtual assistant
HD Surround Vision aerial view camera
Heated driver and front passenger seats
Heated steering wheel
Immobilizer
Integrated navigation system with voice activation
IntelliBeam auto high-beam headlights
Keyfob remote start
Keyfob window control
Keyless Open/Keyless Start with hands-free access and push button start
Lane Keep Assist with Lane Departure Warning
Leather front seat upholstery
Left side camera
OnStar vehicle integrated emergency SOS system
Onyx Black
Preferred Equipment Group 3SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; Electric Rear-Window Defogger; Theft ...
Preferred Package: Premium Bose 7-Speaker Sound System; Power Sliding Rear Window with Rear Defogger; In-Vehicle Trailering System App; Rear Wheelh...
Primary monitor touchscreen
Push-button
Rear Cross Traffic Braking collision mitigation
Rear Pedestrian Alert rear pedestrian detection warning
Right side camera
Sierra Safety Plus Package: Rear Cross Traffic Braking; HD Surround Vision; Trailer Side Blind Zone Alert; Rear Pedestrian Detection; Ultrasonic Fr...
Smart device remote start
Spray-On Pickup Bedliner with GMC Logo
Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
Teen Driver restricted driving mode/alerts
Trailer Side Blind Zone Alert blind spot warning
Trailer brake controller
Trailer light malfunction warning
Trailer light test
Trailer sway control
Trailer theft alarm
Voice-activated climate control
Wi-Fi Hotspot capable mobile hotspot internet access
X31 Off-Road Package: 275/60R20SL AT BW Tires; 2-Speed Transfer Case; Hill Descent Control; Rear Wheelhouse Liners; Dual Exhaust System; Off-Road S...
X31 Off-Road and Protection Package: Spray-On Pickup Bedliner with GMC Logo; All-Weather Floor Liner
cushion tilt
diesel
engine with 305HP
fore/aft control and height adjustable control
intercooled turbo
lumbar support
variable valve control