Ram Trucks 2013 3500 - Owner Manual - Manual (Page 146)

Power Lumbar — If Equipped
Vehicles equipped with power driver or passenger seats
may be also be equipped with power lumbar. The power
lumbar switch is located on the outboard side of the
power seat. Push the switch forward to increase the
lumbar support. Push the switch rearward to decrease
the lumbar support.
Heated Seats — If Equipped
On some models, the front and rear seats may be
equipped with heaters located in the seat cushions.
Lumbar Control Switch
144 UNDERSTANDING THE FEATURES OF YOUR VEHICLE