2015 GMC SIERRA 1500 Owners Manual

Black plate (2,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
1-2 In Brief
Instrument Panel
Uplevel Shown, Base Similar

Black plate (3,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
In Brief 1-3
1.Instrument Panel Illumination
Control on page 6-6.
2. Integrated Trailer Brake Control (ITBC) System (If Equipped).
See Towing Equipment on
page 9-87.
3. Exterior Lamp Controls on
page 6-1.
Fog Lamps on page 6-5 (If
Equipped).
4. Air Vents on page 8-8.
5. Turn Signal Lever. See Turn and
Lane-Change Signals on
page 6-4.
Windshield Wiper/Washer on
page 5-4.
6. Favorite Switches (Out of View). See Steering Wheel Controls on
page 5-3.
Volume Switches (Out of View).
See Steering Wheel Controls on
page 5-3.
7. Instrument Cluster on page 5-10. 8.
Hazard Warning Flashers on
page 6-4.
9. Shift Lever. See Automatic
Transmission on page 9-33.
Tow/Haul Selector Button (If
Equipped). See Tow/Haul Mode
on page 9-37.
Range Selection Mode (Allison
Transmission
®and Hydra-Matic®
6-Speed Button) (If Equipped).
See Manual Mode on page 9-36.
10. Light Sensor. See Automatic
Headlamp System on
page 6-3.
11. Infotainment on page 7-1.
12. Electronic Transfer Case Control (If Equipped). See
Four-Wheel Drive on
page 9-38.
Card Holder (If Equipped). See
Instrument Panel Storage on
page 4-1.
13. Parking Brake on page 9-48. 14. Data Link Connector (DLC)
(Out of View). See Malfunction
Indicator Lamp on page 5-22.
15. Cruise Control on page 9-53.
Forward Collision Alert (FCA)
System on page 9-59 (If
Equipped).
16. Steering Wheel Adjustment on
page 5-2 (Out of View).
17. Horn on page 5-4.
18. Hood Release. See Hood on
page 10-4.
19. Steering Wheel Controls on
page 5-3 (If Equipped).
Driver Information Center (DIC)
Controls (If Equipped). See
Driver Information Center (DIC)
(Base Level) on page 5-30 or
Driver Information Center (DIC)
(Uplevel) on page 5-32.
20. Heated and Cooled Front
Seats on page 3-8 (If
Equipped).

Black plate (4,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
1-4 In Brief
21.Climate Control Systems (with
Heater Only) on page 8-1 or
Climate Control Systems (with
Air Conditioning) on page 8-3
(If Equipped).
Dual Automatic Climate Control
System on page 8-5 (If
Equipped).
22.
gTraction Control/Electronic
Stability Control on page 9-50.
0Pedal Adjust Switch (If
Equipped). See Adjustable
Throttle and Brake Pedal on
page 9-24.
{Cargo Lamp on page 6-6.
XParking Assist Button (If
Equipped). See Assistance
Systems for Parking or Backing
on page 9-56.
@Lane Departure Warning
(LDW) on page 9-62 (If
Equipped).
5Hill Descent Control Switch
(If Equipped). See Hill Descent
Control (HDC) on page 9-52.
qExhaust Brake (If
Equipped). See “Exhaust
Brake” in the Duramax diesel
supplement.
gPower Take Off (PTO)
Button (If Equipped). See the
Duramax diesel supplement.
Auxiliary Button (If Equipped).
See Add-On Electrical
Equipment on page 9-97.
23. USB Port on page 7-18.
24. Power Outlets on page 5-6 (If
Equipped).
25. Power Outlet 110V Alternating Current (If Equipped). See
Power Outlets on page 5-6.
26. Passenger Airbag On-Off Switch (If Equipped) (Out of
View). See Airbag On-Off
Switch on page 3-28.
Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner manual.
Remote Keyless Entry
(RKE) System
The RKE transmitter functions may
work from up to 60 m (197 ft) away
from the vehicle.

Black plate (5,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
In Brief 1-5
K:Press to unlock the driver door.
Press
Kagain within three seconds
to unlock all remaining doors.
Q: Press to lock all doors. Lock
and unlock feedback can be
personalized. See Vehicle
Personalization on page 5-45.
7: Press and release one time to
initiate vehicle locator. Press
7and
hold for at least three seconds to
sound the panic alarm. Press
7
again to cancel the panic alarm. See
Keys on page 2-1 andRemote
Keyless Entry (RKE) System
Operation on page 2-3.
Remote Vehicle Start
If equipped, the engine can be
started from outside of the vehicle.
Starting the Vehicle
1. Aim the RKE transmitter at the
vehicle.
2. Press and release
Q.
3. Immediately, press and hold
/
for at least four seconds or until
the turn signal lamps flash.
When the vehicle starts, the parking
lamps will turn on and remain on as
long as the engine is running. The
doors will be locked and the climate
control system may come on.
The engine will continue to run for
10 minutes. Repeat the steps for a
10-minute time extension. Remote
start can be extended only once.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
.Aim the RKE transmitter at the
vehicle and press and hold
/
until the parking lamps turn off.
.Turn on the hazard warning
flashers.
.Turn the vehicle on and then off.
See Remote Vehicle Start on
page 2-6.
Door Locks
There are several ways to lock and
unlock the vehicle.
From outside, use the Remote
Keyless Entry (RKE) transmitter or
the key in the driver door.
From inside, use the power door
locks or push down or pull up on the
manual door locks.
From inside, pull the door handle
once to unlock the door. Pull again
to open the door.

Black plate (6,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
1-6 In Brief
Power Door Locks
Crew/Double Cab Premium TrimShown, Other Models Similar
Base Trim
If equipped with power door locks:
Q: Press to lock the doors.
K: Press to unlock the doors.
See Door Locks on page 2-7 and
Power Door Locks on page 2-8.
Windows
Manual Windows
If equipped, turn the hand crank on
each door to manually raise or lower
the windows.
Power Windows
Crew/Double Cab Premium Trim
Shown, Other Models Similar
If equipped, the driver door has a
switch to control all windows. Each
passenger door has a switch to
control that window. The power
windows work when the ignition is in
ON/RUN or ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active. See Retained
Accessory Power (RAP) on
page 9-28.

Black plate (7,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
In Brief 1-7
Press the switch to lower the
window. Pull the switch up to raise
it. SeeWindows on page 2-18 and
Power Windows on page 2-18.
Express Windows
If equipped, the express window
feature allows the windows to be
raised or lowered without holding
the switch.
To use express-down, press the
switch down fully and release.
The driver window may have the
express-up feature. Pull the switch
up fully and release to activate.
Power Sliding Rear Window
If equipped, the power sliding rear
window works when the ignition has
been turned to ACC/ACCESSORY
or ON/RUN, or when Retained
Accessory Power (RAP) is active.
See Retained Accessory Power
(RAP) on page 9-28.
.Press the switch to open the
window.
.Pull down on the switch to close
the window. The power sliding rear window
cannot be operated manually. See
“Power Sliding Rear Window”
in
Rear Windows on page 2-21.
Seat Adjustment
Manual Seats
To adjust a manual seat:
1. Pull the handle at the front of the seat.
2. Slide the seat to the desired position and release the handle.

Black plate (8,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
1-8 In Brief
3. Try to move the seat back andforth to be sure it is locked in
place.
See Seat Adjustment on page 3-3.
Power Seats
To adjust a power seat, if equipped:
.Move the seat forward or
rearward by sliding the control
forward or rearward.
.If equipped, raise or lower the
front part of the seat cushion by
moving the front of the control
up or down.
.If equipped, raise or lower the
seat by moving the rear of the
control up or down.
See Power Seat Adjustment on
page 3-4.
Lumbar Adjustment
Manual Lumbar
If equipped, move the lever up or
down repeatedly to increase or
decrease lumbar support.
See Lumbar Adjustment on
page 3-4. Power Lumbar
To adjust the power lumbar support,
if equipped:
.Press and hold the control
forward to increase or rearward
to decrease upper and lower
lumbar support at the same time.

Black plate (9,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
In Brief 1-9
.If equipped, press and hold the
control up to increase upper
lumbar support and decrease
lower lumbar support.
Press and hold the control down
to increase lower lumbar support
and decrease upper lumbar
support.
See Lumbar Adjustment on
page 3-4.
Reclining Seatbacks
Manual Reclining Seatbacks
To adjust a manual seatback:
1. Lift the lever.
The seatback will automatically
fold forward.
2. To recline, move the seatback rearward to the desired position,
then release the lever to lock the
seatback in place.
3. Push and pull on the seatback to make sure it is locked.
To return the seatback to the upright
position:
1. Lift the lever fully without applying pressure to the
seatback, and the seatback will
return to the upright position.
2. Push and pull on the seatback to make sure it is locked.
See Reclining Seatbacks on
page 3-5. Power Reclining Seatbacks
To recline a power seatback,
if equipped:
.Tilt the top of the control
rearward to recline.
.Tilt the top of the control forward
to raise.
See Reclining Seatbacks on
page 3-5.