Chevrolet 2002 Astro Owner's Manual page 10

Manual Lumbar Support (If Equipped)
If your vehicle has this feature, there will be a knob
located on the inboard side of the driver's and
passenger's bucket seats.
Turn the knob toward the front of the vehicle to increase
lumbar support. Turn the knob toward the rear of the
vehicle to decrease lumbar support.
Power Seat (If Equipped)
If your vehicle has this feature, there will be a control
pad located on the inboard side of the driver's seat.
To raise or lower the front of the seat cushion, raise or
lower the lever located toward the front of the vehicle.
To raise or lower the rear of the seat cushion, raise or
lower the lever located toward the rear of the vehicle.
To move the entire seat backwards, forward, or up or
down, move the center knob.
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