2012 Chevrolet Suburban Owner's Manual - Page 451

Vehicle Care 10-79 Jacking Locations (Overall View) A. Front Position B. Rear Position 4. Position the jack under the vehicle, as shown. Front Position - 2500 Models Front Tire Flat: If the flat tire is on a front tire of the vehicle, use the jack handle and only one jack handle extension. Attach the wheel wrench to the jack handle extension. Attach the jack handle to the jack (A). Position the jack on the frame behind the flat tire where the frame sections overlap. Turn the wheel wrench clockwise to raise the vehicle. Raise the vehicle far enough off the ground so there is enough room for the spare tire to clear the ground. Front Position - 1500 Models