Ram Trucks 2015 Chassis Cab Commercial - Owner Manual - Manual (Page 136)

the seat switch, the front of the seat cushion will move in
the direction of the switch. Release the switch when you
have reached the desired position.
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 and
seat backs.
Lumbar Control Switch
134 UNDERSTANDING THE FEATURES OF YOUR VEHICLE