65,785 miles! Lift gate, Excellent condition and well maintained. The GM Vortec V8 6.0 gas is arguably the most durable engine in the GM truck lineup at the time. I have seen examples with over 400,000 miles without any rebuilds. Call Chris in Largo, Fl. at 727-647-0049 or email If you get recording please leave a message and I will call you right back.