2001 GMC Jimmy Owner's Manual - Page 15

Manual Lumbar Support (If Equipped) If your vehicle has this feature, there will be a knob on the outboard side of the driver's and passenger's bucket seats. Power Seats (If Equipped) If your vehicle has this feature, there will be a control on the outboard side of your seat. Turn the knob counterclockwise to increase lumbar support and clockwise to decrease lumbar support. Horizontal Control: Raise or lower the front of the seat by raising or lowering the forward edge of the control. Raise or lower the rear of the seat by raising or lowering the rear edge of the control. Move the seat forward or rearward by moving the whole control toward the front or the rear of the vehicle. 1-3