The 2009 GMC Acadia is available in two trims, SLE and SLT; in 2WD and AWD configurations. Updates for this year include a more powerful 3.6L engine with 288 horsepower, Bluetooth compatibility is standard on all models, XM NavTraffic which now delivers real-time traffic information to the driver, a rear-view camera system, and heated/cooled front seats are an option on the SLT with 4SB. The Acadia is powered by a 3.6L V6 engine paired with a six-speed automatic transmission. Standard amenities include keyless remote entry, hands-free OnStar communication system, tinted glass, heated mirrors, roof rails and a rear spoiler. Two new colors are available: Quicksilver Metallic and Silver Green Metallic.