Chevrolet impala 2002 Manual De Usuario

If your vehicle has this feature, the control is located on
the outboard side of the front seats toward the front of the
seat cushion. To adjust the seat do any of the following:
D Move the seat forward or rearward by sliding the

control to the front or the rear.

D Raise or lower the seat by sliding the control up or down.
D Raise or lower the front portion of the seat cushion

by sliding the front of the control up or down.

D Raise or lower the rear portion of the seat cushion 

by sliding the rear of the control up or down.

If your vehicle has this feature, the knob is located on
the outboard side of the driver’s seat. 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.