2014 Chevrolet Silverado 3500 HD Crew Cab Owner Manual - Page 17

In Brief See Power Seat Adjustment on page 3-5. Power Lumbar 1-11 Lumbar Adjustment Manual Lumbar raise or lower the height of the support, press and hold the top or bottom of the control. See Lumbar Adjustment on page 3-5. Reclining Seatbacks Manual Reclining Seatbacks To adjust the power lumbar support, if equipped: . If equipped, increase or decrease manual lumbar support by turning the knob forward or rearward. See Lumbar Adjustment on page 3-5. . On vehicles with two-way lumbar, press and hold the top or bottom of the control to increase or decrease lumbar support. On vehicles with four-way lumbar, press and hold the front or rear of the control to increase or decrease lumbar support. To To recline a manual seatback: 1. Lift the lever.