SLE 2016 Automatic Gasoline 4WD Mashallah, blessed be God. Sierra full option 2016 I am presenting to you a GMC Sierra model 2016, full option, highest trim. Please read the advertisement before contacting. The engine is guaranteed, it has not been opened or modified, and the compression ratio is 88. Mileage / 400. Engine ✅ Gearbox ✅ Airbags ✅ Contact via private message or WhatsApp only.