GMC Express 2011 Owner's Manual page 19

Vehicles With Air Conditioning
A. Fan Control
B. Temperature Control
C. Air Delivery Mode Control
D. Rear Window Defogger
In Brief
See Climate Control Systems on
page 8 1. See Rear Heating System
on page 8 5 (If Equipped) or Rear
Climate Control System on page 8 6
(If Equipped).
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