GMC Yukon XL دينالي 2008 Automatic Gasoline mileage: 300 KM or more Long Denali 2008 The front bumper is available, I have the part but haven't installed it. The engine works but needs maintenance. There is a problem with the temperature. I tried changing the fans, but it didn't help, and I don't know what the issue is. Mileage: 390,000