2008 GMC Acadia SLT-2 is a SUV model with 6-speed shiftable automatic transmission. This is a all wheel drive model With a power of 275 HP and 251.00 ft lbs of torque. An urban consumption is 16.00 MPG. The engine has a capacity of 3.60L with V6 cylinders. To view detailed specifications like fuel consumption and dimensions, please scroll below.