GMC 2013 GMC Sierra, Owner'S Manual, Page: 10 / 534

Black plate (4,1)
GMC Sierra Owner Manual - 2013 - crc - 8/14/12
1-4 In Brief
W. Climate Control Systems (with
Air Conditioning) on page 8
‑ 1 or
Climate Control Systems (with
Heater Only) on page 8
‑ 4 (If
Equipped).
Dual Automatic Climate Control
System on page 8
‑ 5 (If
Equipped).
X. Power Take Off (PTO) Control
(If Equipped). See Power Take
Off (PTO) in the Duramax diesel
supplement.
Y. Passenger Airbag Off Control (If
Equipped). See
Airbag On-Off
Switch on page 3 ‑ 28 .