Chevrolet 2010 Express Owner's Manual page 362

Rear Position Rear Alternative Position (Diesel Vehicles)
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 in the jack location
in the rear axle, such as in Diesel vehicles, place
the jack (A) on the rear axle between the axle
housing and the shock absorber bracket in order to
avoid any interference with the exhaust pipe (B).
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