One of a kind!, clean vehicle history report!, And ONE OWNER LOCAL TRADE!. Turbo! Crew Cab! Looking for an amazing value on a great 2006 GMC Sierra 3500? Well, this is IT! J.d. Power and Associates gave the 2006 Sierra 3500 4.5 out of 5 Power Circles for Overall Initial Quality. This Sierra 3500 engine never skips a beat. It's nice being able to slip that key into the ignition and not having to cross your fingers every time. Krieger Motor Co. Is a 4th Generation family owned and operated new car dealership representing products manufactured by General Motors, Chevrolet, Buick, Ford, Lincoln, Jeep, Dodge and Ram. We have proudly been serving Eastern Iowa and Western Illinois since 1956. Krieger Motor Co. Prides itself on being THE PREMIER DEALER of choice delivering the highest standards in automotive Sales and Service. Krieger Motor Co...the quietly different dealer.