engine GMC SIERRA 2020 Get To Know Guide

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INSTRUMENT PANEL
Engine Start/Stop ButtonF
Cruise Control/ Forward Collision AlertF/Heated Steering WheelF Buttons
Electric Parking Brake Switch
Power MirrorF/Window Buttons
Driver Information Center ControlsF/Voice Recognition Buttons
Audio Volume Control (behind steering wheel)
Steering Wheel Adjustment Lever
Audio Next/Previous Favorite Station Controls (behind steering wheel)
Exterior/Instrument Panel/Cargo Lamp Controls
4WD ControlsF/Drive Mode Control
Turn Signal/Windshield Wipers Lever
Range Selection Mode Buttons
Driver Information Center
HUD ControlsF (behind steering wheel)
Low Fuel
Traction Control Off
Brake System
Cruise Control
StabiliTrak Active
StabiliTrak Off
Forward Collision Alert
Security
PARK Electric Parking Brake
Electric Parking Brake Service
Lights On Reminder
Airbag Readiness
Engine Oil Pressure
Check Engine
Lane Keep Assist (LD Model)
Symbols
LD gasoline model shown

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Refer to your Owner’s Manual to learn about the information being relayed by the lights, gauges and indicators on the instrument cluster.

See Introduction in your Owner’s Manual.
Driver’s Heated/Ventilated Seat ButtonsF
Infotainment System (8-inch* screen shownF)
Passenger’s Heated/Ventilated Seat ButtonsF
Infotainment System Controls Climate ControlsF
USB Ports/ Accessory Power Outlet/120-Volt Power OutletF
Integrated Trailer Brake ControlF
Wireless Charging PadF
Lane Keep AssistF (LD Model) or Lane Departure WarningF (HD Model)/Park AssistF/Auto Engine Stop-Start Disable (LD Model)/Power TailgateF/Hazard Warning Flashers Buttons
F Optional equipment *Screen measured diagonally
Traction Control-StabiliTrak Off/ Power OutletF/Hill Descent ControlF/ Power WindowsF/MultiPro Power Assist StepsF (LD Model) Buttons
Vehicle Ahead
Antilock Brake System
Low Tire Pressure
Door Ajar
Charging System
Driver Seat Belt Reminder
2 Passenger Seat Belt Reminder
AUTO 4WD Mode
Lane Departure Warning (HD Model)

4F Optional equipment
KEYLESS ACCESS SYSTEMF
REMOTE KEYLESS ENTRY TRANSMITTER (KEY FOB)F
The Keyless Access System enables operation of the doors and tailgate without
removing the Remote Keyless Entry (RKE) transmitter from your pocket or purse. The transmitter must be within 3 feet of the tailgate or the door being unlocked.
KEYLESS UNLOCKING
With the transmitter within range:
Press the button on the driver’s door handle to unlock the driver’s door; press it again within 5 seconds to unlock all doors and tailgate.
Press the button on a passenger door handle to unlock all doors and tailgate.
Press the lower button on the tailgate to lower the standard tailgate.
KEYLESS LOCKING
With the ignition off, the transmitter removed from the vehicle, and all doors closed:
Press the button on any door handle to lock all doors and tailgate immediately.
If Passive Locking is turned on, all doors will lock automatically after a short delay.
Note: To change the door lock and unlock settings, go to Settings > Vehicle > Remote Lock, Unlock, Start.See Keys, Doors and Windows in your Owner’s Manual.
Lock
Press to lock all doors and tailgate.
Unlock
Press to unlock the driver’s door.
Press again to unlock all doors and tailgate.
Press and hold until the win-dows are fully open.F To enable, go to Settings > Vehicle > Remote Lock, Unlock, Start.
Press and hold the Lock/Unlock button for 1 second to fold/unfold the power mirrors.F To enable, go to Settings > Vehicle > Comfort and Convenience.
Power Release TailgateF
Press twice to lower the tailgate.
Vehicle Locator/Panic Alarm
Press and release to locate your vehicle. The exterior lamps flash and the horn chirps 3 times.
Press and hold to activate the alarm. Press again to cancel the alarm.
Remote Vehicle StartF
Press and release the Lock button and then press and hold the button until the turn
signal lamps flash to start the engine from outside the vehicle. After entering the vehicle, turn on the ignition.
To cancel a remote start, press and hold the button until the parking lamps turn off.
See Keys, Doors and Windows in your Owner’s Manual.

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STARTING THE VEHICLE
With the vehicle in Park or Neutral, rotate the key clockwise to the Start position.
TURNING OFF THE VEHICLE
Shift to Park.
Push the key all the way in (1) and then rotate the key
counter-clockwise to the Lock/Off position (2). See Driving and Operating in your Owner’s Manual.
The Remote Keyless Entry transmitter must be in the vehicle to turn on the ignition.
STARTING THE ENGINE/ON
With the transmission in Park or Neutral, press and hold the brake pedal and then press the ENGINE START/STOP button to start the engine. The green button indicator will illuminate.
Note: If the Remote Keyless Entry transmitter battery is weak, place the transmitter in the pocket in the center storage compartment (under the bench seat) or center console cupholders (bucket seats) to enable the engine to start. Replace the transmitter battery as soon as possible.
STOPPING THE ENGINE/OFF
Shift to Park and press the ENGINE START/STOP button to turn off the engine. The green button indicator will turn off.
Power will be available for 10 minutes to operate the audio system until the driver’s door is opened and to operate the windows and sunroofF until any door is opened.
ACCESSORY MODE
With the engine off and the brake pedal not depressed, press the ENGINE START/STOP button to place the ignition in accessory mode. The amber button indicator will illuminate.
See Driving and Operating in your Owner’s Manual.
F Optional equipment
KEYLESS (PUSHBUTTON) STARTF
KEYED IGNITION SYSTEM (If EquIppEd)
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6F Optional equipment
STEERING WHEEL ADJUSTMENTF
With the vehicle parked, pull the lever under the steering column to adjust the steering wheel up or down and closer or farther away.F Push up the lever to lock the steering wheel in place.
See Instruments and Controls in your Owner’s Manual.
AUTO ENGINE STOP/START OPERATION (Ld ModEL)
To help conserve fuel, the auto engine stop/start system may automatically stop the engine, if operating conditions are met, when the brake pedal is pressed and the vehicle is at a complete stop. The tachom-eter gauge will read AUTO STOP. The audio system, climate controls and other acces-sories will continue to operate. When the brake pedal is released or the accelerator pedal is pressed, the engine will automati-cally restart. After parking the vehicle and turning off the engine, the tachometer gauge will read OFF.
The engine may remain running or restart when the vehicle is stopped if:
• A minimum vehicle speed is not reached.
• The engine or transmission is not at the required operating temperature.
• The outside temperature is not in the required operating range.
• The shift lever is in any gear other than Drive (D).
• The battery charge is low.
• The climate control system requires the engine to run based on the current settings.
• The Auto Stop has reached the maximum allowed time.
AUTO ENGINE STOP/START DISABLE
Press the $ button on the center of the instrument panel when the engine is run-ning to disable the auto engine stop/start system. The button indicator will turn off.
The auto engine stop/start system is enabled each time the vehicle is started.
See Driving and Operating in your Owner’s Manual.

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CLIMATE CONTROLS/VEHICLE CONTROLSF
AUTO Driver’s Temp. Control/Automatic OperationF
SYNC Passenger’s Temp. Control/Link passenger’s setting to driver’s settingF
AC/ Air Conditioning/ Recirculation Mode
Fan Speed/ On/Off
Air Delivery Modes: Defog Vent Floor
MAX/REAR Defrost Mode/Rear Window-Heated Outside Mirror DefogF
Park Assist On/OffF
Lane Keep Assist (LD Model) or
Lane Departure Warning (HD Model) On/OffF
Hill Descent Control On/OffF
Power Assist Steps On/OffF (LD Model)
$ Auto Engine Stop/Start Disable On/Off (LD Model)
Press to lower the tailgate
Cargo Box Power Outlet On/OffF (Ignition must be On)
Hazard Warning Flashers On/Off
Traction Control/ StabiliTrak On/Off
Dual automatic climate controlsF shown
To apply the parking brake, press the
Parking Brake button on the left side of the instrument panel.
To release the parking brake, turn on the ignition, press the brake pedal, and then press the button.
See Driving and Operating in your Owner’s Manual.
ELECTRIC PARKING BRAKE
See Introduction in your Owner’s Manual.
F Optional equipment

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Download the myGMC app to your compatible smartphone (or device) and, if your
vehicle is properly equipped, you can start or turn off your engine, lock or unlock your doors, view key diagnostic information, set parking information and more.
The app is available on select Apple and Android devices. Service availability,
features and functionality vary by vehicle, device and data plan. Device data connection required. Visit onstar.com for more details. Download the mobile app from your
compatible mobile device’s app store.
ROADSIDE ASSISTANCE
1-888-881-3302 TTY Users: 1-888-889-2438
As the owner of a new GMC, you are automatically enrolled in the GMC Roadside Assistance program for up to 5 years/60,000 miles, whichever occurs first, at no expense to you. GMC’s Roadside Assistance toll-free number is staffed by a team of trained advisors who are available 24 hours a day, 365 days a year, to contact a service provider for light services (fuel delivery, jump-starts, flat tire and lock-outs) or make arrangements to tow your vehicle to the nearest GMC dealer for any repairs.
OnStar® Roadside Assistance
If you have a current OnStar Safety & Security plan, push the blue OnStar button or red Emergency button to get the help you need. An OnStar advisor will use GPS technology to pinpoint your vehicle location and contact the nearest service provider.
To learn more about OnStar services, push the blue OnStar button, visit onstar.com, call 1-888-4-ONSTAR (1-888-466-7827), or refer to your Owner’s Manual.
GMC OWNER CENTER
Get to know your vehicle inside and out with the GMC Owner Center. Check out person-alized information, including an online Owner’s Manual and helpful how-to videos, track your service history and warranty status, manage your OnStar and Connected Services vehicle plans, review your current Vehicle Diagnostics report (active service required) and more. Create an account today at my.gmc.com.
MYGMC MOBILE APP
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We recommend always using ACDelco or genuine GM service parts.
Certain restrictions, precautions and safety procedures apply to your vehicle. Please read your Owner’s Manual for complete instructions. All information contained in this guide is based on the latest information available at the time of printing and is subject to change without notice. Copyright 2019 General Motors. All rights reserved.