2014 Chevrolet Express 2500 Cargo Owner Manual - Page 324

10-74 Vehicle Care 4. Position the jack under the vehicle, as shown. The front position jacking point is on the frame. The rear position jacking point is on the rear axle. If the exhaust system interferes with the jack location in the rear axle, such as in Diesel vehicles, place the jack (1) on the rear axle between the axle housing and the shock absorber bracket in order to avoid any interference with the exhaust pipe (2). Front Position Rear Position { Warning Getting under a vehicle when it is jacked up is dangerous. If the vehicle slips off the jack you could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. Front Position Rear Alternative Position (Diesel Vehicles)