GMC Savana 2020 Owner's Manual page 283

282 Vehicle Care
Front Position
Front Position
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
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