GMC 2006 GMC Sierra 1500 SL 2006 GMC Sierra 1500 SL SPECIFICATIONS, PRICE & IMAGES Fuel Type: Gasoline Exterior Color: Sand Beige Metallic Interior Color: Neutral Drivetrain: RWD Transmission: 4-Speed Automatic Engine: 4.8L V8 16V MPFI OHV Car Features Hot Car Deals! 2020 Hyundai Kona Ultimate 2019 Honda CR-V EX-L 2020 Acura RDX Base 2010 Audi Q7 3.0 Prestige 2019 Nissan Murano Platinum 2017 Hyundai Accent SE 2020 Chevrolet Traverse LT Cloth 2019 Hyundai Elantra Value Edition