Summit White 2019 GMC Sierra 1500 AT4Clean History Report Detailed 10-Way Power Driver Seat Adjuster wLumbar 10-Way Power Passenger Seat Adjuster wLumbar 12-Volt Rear Auxiliary Power Outlet 120-Volt Instrument Panel Power Outlet 170 Amp Alternator 18" x 8.5" Machined Aluminum Wheels 2 USB Ports 2 USB Ports (1st Row) 3.23 Rear Axle Ratio 4.2" Diagonal Color Display Driver Info Center 6" Rectangular Black Tubular Assist Steps (LPO) 8" Driver Information Center All-Weather Floor Liner (LPO) Apple CarPlayAndroid Auto AT4 Preferred Package AT4 Premium Package Auto-dimming Rear-View mirror Automatic temperature control Auxiliary External Transmission Oil Cooler Black Mirror Caps (LPO) Body-Color Surround Grille Color-Keyed Carpeting Floor Covering Compass Deep-Tinted Glass Driver Alert Package I Driver Alert Package II Driver Memory Electric Rear-Window Defogger Electrical Lock Control Steering Column Floor Mounted Console Following Distance Indicator Forward Collision Alert Front Bucket Seats Front dual zone AC Front Pedestrian Braking Fully automatic headlights GMC 4G LTE GMC Connected Access HD Radio HD Rear Vision Camera HD Surround Vision Heated 2nd Row Outboard Seats Heated Driver & Front Passenger Seating Heated steering wheel Heavy-Duty Rear Locking Differential High-Capacity Air Filter Hill Descent Control Hitch Guidance Hitch Guidance wHitch View In-Vehicle Trailering App Integrated Trailer Brake Controller IntelliBeam Automatic High Beam OnOff Keyless Open & Start Lane Change Alert wSide Blind Zone Alert Lane Keep Assist wLane Departure Warning LED Cargo Area Lighting Low Speed Forward Automatic Braking Manual Tilt-Wheel & Telescoping Steering Column Multi-Color 15" Diagonal Head-Up Display Navigation System OnStar & GMC Connected Services Capable Perforated Leather-Appointed Seat Trim Perimeter Lighting Power Door Locks Power Front Passenger Windows wExpress UpDown Power Front Windows wDriver Express UpDown Power Rear Windows wExpress Down Power Sliding Rear Window wRear Defogger Preferred Equipment