ADAPTIVE CRUISE CONTROL - CAMERA, AUDIO SYSTEM, 8'' DIAGONAL GMC INFOTAINMENT SYSTEM WITH NAVIGATION, AXLE, 3.17 FINAL DRIVE RATIO, BLACK EDITION, BOSE SOUND SYSTEM PREMIUM 7-SPEAKER SYSTEM, BRAKES, 4-WHEEL ANTILOCK, 4-WHEEL DISC, 12.6'' FRONT AND 11...