GMC Sierra 2014 Owner's Manual page 26

1-20 In Brief
Dual Automatic Climate Control System
1. Driver Temperature Control
2. A/C (Air Conditioning)
3. Air Delivery Mode Controls
4. Fan Control
5. Defrost
6. Passenger Temperature Control
7. AUTO (Automatic Operation)
8. Air Recirculation
9. Power Button
10. Rear Window Defogger
11. SYNC (Synchronized
Temperature)
See Climate Control Systems (with
Heater Only) on page 8-1 or Climate
Control Systems (with Air
Conditioning) on page 8-3 or Dual
Automatic Climate Control System
on page 8-5 (If Equipped).
Transmission
Range Selection Mode
The Range Selection Mode switch,
if equipped, is on the shift lever.
To enable:
1. Move the shift lever to the
M (Manual Mode) position. The
current range will display next to
the M. This is the highest
attainable range with all lower
gears accessible. As an
example, when 5 (Fifth) gear is
selected, 1 (First) through
5 (Fifth) gears are available.
2. Press the plus/minus buttons on
the shift lever to select the
desired range of gears for
current driving conditions. See
Manual Mode on page 9-37.