Find out more about this 2015 GMC Sierra 2500HD available WiFi Denali, available at the Copart salvage car auction as lot #68804924 in Mcallen, TX. This car has Front End main damage. Odometer shows 166 742 mi. This Black GMC Sierra 2500HD available WiFi Pickup is equipped with Diesel, 6.6 L engine, AWD drivetrain, Automatic transmission. Check the vehicle history report for 1GT120E81FF103088 to access detailed information on accidents, ownership, and title status. Review pricing trends and uncover hidden issues before placing your bid.