The 2008 GMC Yukon XL is a large SUV from the model's third generation. It has two available V8 engines, a 5.3-liter making 320 horsepower and a 6.0-liter making 366 horsepower, both paired with a 4-speed automatic transmission. The Yukon XL offers seating for up to nine passengers across three rows. Available in two trims, SLE and SLT, both versions can be equipped with either rear-wheel drive or four-wheel drive. The SLT variant adds leather upholstery and automatic climate control for increased comfort. Always prioritizing safety, the 2008 Yukon XL includes stability control, antilock disc brakes, and full-length side curtain airbags as standard. Its infotainment system, though dated compared to modern counterparts, features a CD/MP3 player and an optional navigation system.