GMC 2010 Sierra - Manual (Page 26)

Dual Automatic Climate Control System
A. Driver and Passenger
Temperature Controls
B. Fan Control
C. AUTO
D. Defrost
E. Air Recirculation
F. Outside Air
G. Air Delivery Mode
Control
H. Display
I. Power Button
J. Rear Window
Defogger
K. Air Conditioning
L. PASS (Passenger)
See Climate Control System (With Heater Only) on
page 4‑19 or Climate Control System (With Air
Conditioning) on page 4‑20 and Dual Automatic
Climate Control System on page 4‑23.
Transmission
Range Selection Mode
The Range Selection Mode switch is located on the
shift lever. To enable the Range Selection feature, move
the column shift lever to the M (Manual) position. The
current range will appear next to the M. This is the
highest attainable range with all lower gears accessible.
As an example, when 4 (Fourth) gear is selected,
1 (First) through 4 (Fourth) gears are available.
1-20