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GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 2/11/15
Climate Controls
8-5
.
Keep the path under the front
seats clear of objects to help
circulate the air inside of the
vehicle more effectively.
.
Use of non-GM approved hood
deflectors can adversely affect
the performance of the system.
Check with your dealer before
adding equipment to the outside
of the vehicle.
Maintenance
Passenger Compartment
Air Filter
The filter reduces the dust, pollen,
and other airborne irritants from
outside air that is pulled into the
vehicle.
The filter should be replaced as part
of routine scheduled maintenance.
See
Maintenance Schedule on
page 11-3
. To find out what type of
filter to use, see
Maintenance
Replacement Parts on page 11-14
.
1. Open the lower glove box door
completely.
2. Remove the four screws from
around the lower glove box. The
door does not need to be
removed to access the screws.