The 2008 GMC Acadia, the crossover vehicle of GMC. With a standard 275 -hp 3.6L VVT V6 engine and standard OnStar (1), XM Satellite Radio(2) and StabiliTrak the GMC Acadia is the ultimate balance of everything you want with everything you need. The GMC Acadia offers available seating for up to eight and the GM-exclusive Smartslide seating system allows easy access to the standard third-row seats. The GMC Acadia: it's an engineering marvel.

1 OnStar services require vehicle electrical system (including battery), wireless service and GPS satellite signals to be available and operating for features to function properly. OnStar acts as a link to existing emergency service providers. Stolen Vehicle Location Assistance and Remote Door Unlock success varies with conditions. OnStar Vehicle Diagnostics available on most 2004 MY and newer GM vehicles. Diagnostic capability varies by model. Turn-by-turn Navigation requires ABS and is not available in certain areas. Visit onstar.com or call 1-888-466-7827 for system limitations and details. 2 XM Satellite Radio available in the 48 contiguous United States. Required $12.95 monthly subscription sold separately. All fees and programming subject to change. Subscription subject to customer agreement. For more information, visit gm.xmradio.com.