SLT 2020 Used Automatic Diesel mileage: 260 KM 4WD SLT 2020 10-speed automatic transmission Diesel Mileage 260,000 km, with a slight increase possible Emissions system deleted Type: GMC Sierra SLT Diesel 2020 4WD Specifications: 3.0L Duramax diesel engine 10-speed automatic transmission 4WD Leather seats with heating and cooling 220V electrical outlet Screen Sunroof Rear camera 20-inch rims Wireless charging and Bluetooth Collision warning system Apple CarPlay AUX - USB - CD input