SLT 2008 Used Automatic Gasoline mileage: 309 KM or more Peace, mercy, and blessings of God be upon you. GMC 2008 SLT, fully loaded. It's in good condition, and whoever is serious can come see it and inspect it. Car mileage: 309, subject to increase. Original body. Inspected. Please, only serious buyers should make an offer. Asking price: 30