GMC YUKON 2020 Get To Know Guide
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Review this Quick Reference Guide for an overview of some important features in your  GMC Yukon/XL. Some optional equipment described in this guide may not be included in  your vehicle. More information can be found in your Owner’s Manual and at my.gmc.com/learn.  For easy reference, keep this guide with your Owner’s Manual in your glove box.
gmc.com
2020 YUKON/XL
GETTING TO KNOW YOUR
Certain restrictions, precautions, and safety procedures apply to your v\
ehicle.  Please read your Owner’s Manual for complete instructions. 
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INSTRUMENT PANEL
Audio Next/Previous Favorite Station Controls (behind steering wheel)
Cruise Control/ Collision AlertF/Heated Steering WheelF Buttons
Power MirrorF/Window Controls
Driver Information Center Controls/Voice Recognition Buttons
Audio Volume Controls (behind steering wheel)
Tilt/ TelescopicF Steering Wheel Control
Instrument Panel Illumination Control/Exterior Lamp Control4WD ControlF
 Traction Control and StabiliTrak/Front and Rear Park Assist/Lane Keep AssistF/Adjustable PedalsF Buttons
Driver Information Center
Turn Signal/ Windshield Wipers Lever
Integrated Trailer Brake ControlF
 Low Fuel
 Traction Control Off
 Lane Keep Assist Warning
 Vehicle Ahead
 Brake System
 Cruise Control Set
 StabiliTrak Active
 StabiliTrak Off
 Security
  Tow/Haul Mode
 Lights On Reminder
 Airbag Readiness
  Symbols 
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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
GMC Infotainment System
Passenger’s Heated/Ventilated Seat ButtonsF
Climate Controls
Rear Climate Controls
Engine Start/Stop ButtonF
Tow/Haul Button
Accessory Power Outlet/USB Ports
 Check Engine
 Antilock Brake System 
 Low Tire Pressure
 Door Ajar
 Oil Pressure
 Charging System
 Seat Belt Reminder
F Optional equipment  
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REMOTE KEYLESS ENTRY TRANSMITTER (KEY FOB)
KEYED IGNITION SYSTEM (IF EQUIPPED)
 Unlock 
Press to unlock the driver’s door.  Press again to unlock all doors.
 Lock 
Press to lock all doors. 
Press and hold the Lock/Unlock  buttons to automatically fold/unfold the power mirrorsF. 
Note: To change the Auto Mirror Folding setting, go to Settings > Vehicle > Comfort and Convenience.
 LiftglassF
Press twice to open the   liftglass. 
 Power LiftgateF 
Press twice to open or close the power   liftgate.
 Vehicle Locator/Panic Alarm
Press and release to locate your vehicle. The exterior lamps will flash and the horn will chirp 3 times.
Press and hold to activate the alarm. Press again to cancel the alarm.
STARTING THE VEHICLE
 With the vehicle in Park or Neutral, rotate the key clock-wise 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.
 Remote Vehicle Start
Press and release the  Lock button and then press and hold the  button until the turn signal lamps flash (about 4 seconds) to start the engine from outside the vehicle. After entering the vehicle, turn on the   ignition.
• During a remote start, the engine will run for 15 minutes. 
• Remote Start can be extended once by repeating the remote start proce-dure.
• Press and hold the  button until the parking lamps turn off to cancel a remote start.
• The heated/ventilated seatsF will turn on during a remote start (if selected in the Vehicle Settings menu) when outside   temperatures warrant.
Note: If a key fob is left in the vehicle when locking the vehicle, the Remote Left in Vehicle Alert may sound. To program the remote lock, unlock, and remote start settings, go to Settings > Vehicle > Remote Lock, Unlock, Start
F Optional equipment
See Keys, Doors and Windows in your Owner’s Manual.
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The Keyless Entry System enables operation of the doors and liftgate without remov-ing the Remote Keyless Entry transmitter from a pocket or purse. The transmitter must be within 3 feet of the door being unlocked or within 3 feet of the liftgate.
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.
 Press the button on a passenger door handle to unlock all doors.
 Press the touchpad on the liftgate  
handle to open the liftgate.
KEYLESS LOCKING
With the ignition off, the transmitter out of the vehicle, and all doors closed:
 Press the button on any door handle to lock all doors immediately.
 If Passive Locking is turned on, all doors will lock automatically after a short delay.
Note: To program the door lock and unlock settings, go to Settings > Vehicle > Remote Lock, Unlock, Start.
See Keys, Doors and Windows in your Owner’s Manual.
KEYLESS ENTRY SYSTEMF
KEYLESS (PUSHBUTTON) STARTF
The Remote Keyless Entry (RKE) transmit-ter must be in the vehicle to turn on the ignition.
STARTING THE ENGINE  
 With the vehicle in Park or Neutral, press the brake pedal and then press and hold the ENGINE START/STOP  button to start the engine. The green indicator on the button will illuminate.
Note: If the RKE transmitter battery is weak, place the transmitter in the pocket in the center console 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. 
ACCESSORY MODE
 With the engine off and the brake pedal NOT depressed, press the ENGINE START/STOP  button to place the ignition system in the accessory mode. The amber  
indicator on the button will illuminate.
See Driving and Operating in your Owner’s Manual.F Optional equipment   
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POWER FRONT SEATS
SEAT ADJUSTMENTS
A. Seat Cushion Adjustment
 Move the front horizontal control to move the seat forward or rearward, or to tilt, raise or lower the seat.
B. Seatback Adjustment
 Move the vertical control to recline or raise the seatback.
C. Lumbar Adjustment
 Move the rear control fore/aft to increase/decrease lumbar support or up/down to raise/lower the lumbar location.
SET MEMORY POSITIONSF
1. With the vehicle in Park and the  
ignition on, adjust the power driver’s seat, power adjustable pedalsF, power outside mirrors, and power tilt/tele-scopic steering columnF to the desired positions.
2. Press and release the SET button and then press and hold button 1 on the driver’s door until two beeps sound.
3. Repeat the steps using button 2 for a second driver.
SET EXIT POSITION
1. With the vehicle in Park and the ignition on, adjust the power driver’s seat, power adjustable pedals, and power tilt/telescopic steering column to the desired  positions.
2. Press and release the SET button and then press and hold the  Exit button on the driver’s door until two beeps sound.
RECALL POSITIONS
 Press and hold button 1 or 2 or the  Exit button until the stored position is reached. Releasing the button before the stored position is reached cancels the recall.
The memory/exit positions can be programmed to be recalled automatically when the ignition is turned on/off (for exit recall, the driver’s door must be opened).
 To set the Auto Memory Recall or Easy Exit Options, go to Settings > Vehicle > Comfort and Convenience > Auto Memory Recall or Easy Exit Options.
See Seats and Restraints in your Owner’s Manual.
F Optional equipment
BAC  
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FOLDING 2ND-ROW SEATS
The 2nd-row seats fold and tumble to provide more cargo space and access to the 3rd-row seats.
1. Lower the head restraint, unbuckle the seat belt, make sure nothing is under or in front of the seat, and move the front seat forward enough to allow room for the folded seat.
2. Lift the lever on the lower outboard side of the 2nd-row seat. The seatback will fold  forward.
3. Lift the lever again to tumble the seat forward.
POWER FOLDING 2ND-ROW SEATSF
1. Lower the head restraint, unbuckle the seat belt, make sure nothing is under or in front of the seat, and move the front seat forward to allow room for the folded seat.
2. Press the  Seat Release button (A) on the panel behind the rear doors or the  x2  button (B) in the rear cargo area to fold the seat   forward. Press either button again to tumble the seat forward.
UNFOLDING 2ND-ROW SEATS
1. Pull down the seat until it latches to the floor.
2. Lift up the seatback until it locks in place.
FOLDING 3RD-ROW SEATS
The 3rd-row seats fold to provide more cargo space.
1. Lower the head restraint, unbuckle the seat belt, and make sure   nothing is on the seat.
2. Lift the lever on the rear of the seat. The   
seatback will fold forward.
UNFOLDING 3RD-ROW SEATS
 Pull the strap on the rear of the seat to raise the seatback to the upright position.
POWER FOLDING/UNFOLDING 3RD-ROW SEATSF
1.  With the vehicle in Park, lower the head restraint, unbuckle the seat belt, and make sure nothing is on the seat.
2. Press and hold the bottom of the  Seat Release button (C) in the rear cargo area to fold the seat flat. 
3. Press and hold the top of the  button to raise the seatback.
See Seats and Restraints in your Owner’s Manual. 
REAR SEATS 
F Optional equipment
CB
A  
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REAR SEAT REMINDER
When the vehicle is turned off, a chime may sound and a Rear Seat Reminder  
message may display on the Driver Information Center. The system does not actu-ally detect people or items in the rear seat. It works by monitoring when a rear door is opened and closed, under certain conditions. The feature is active only once each time the vehicle is turned on and off. Always check the rear seat before exiting the vehicle. 
 To turn the Rear Seat Reminder on or off, go to Settings > Rear Seat Reminder.
See Seats and Restraints in your Owner’s Manual.
PROGRAMMING THE LIFTGATE 
HEIGHT
1.  Turn the Power Liftgate knob to the 3/4 mode  position.
2. Open the liftgate.
3. Adjust the liftgate manually to the desired height.
4. To save the setting, press and hold the button next to the liftgate latch for 3 seconds. The turn signals flash and a beep sounds when the setting is saved.
OPEN/CLOSE THE POWER LIFTGATE
 Press the  Power Liftgate button on the Remote Keyless Entry (RKE) transmitter twice.
 Press the  Power Liftgate knob on  the overhead console.
 Press the touchpad on the liftgate  
handle to open the liftgate.
 Press the button next to the liftgate latch to close the liftgate.
HANDS-FREE OPERATIONF
 To open or close the liftgate hands-free, kick your foot straight in and out under the center of the rear bumper. Do not swing your foot side-to-side. The RKE transmitter must be within  3 feet of the liftgate.
POWER PROGRAMMABLE LIFTGATEF
See Keys, Doors and Windows in your Owner’s Manual.
F Optional equipment
HEAD-UP DISPLAYF
The Head-Up Display (HUD) projects some operating information onto the windshield. The HUD controls are located on the left side of the instrument panel.
HUD HUD
Lift up or press down to adjust the position of the image on the windshield. It cannot be adjusted side-to-side.
INFO
Press to select a display view.
 
Lift up or press down to brighten or dim the display. Hold down to turn off the display.
See Instruments and Controls in your Owner’s Manual.    
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AUTOMATIC CLIMATE CONTROLS
AUTOMATIC OPERATION
1. Press AUTO.
2. Set the temperature. 
The system automatically   controls the fan speed, air delivery, air   conditioning and recirculation to reach the set temperature. Allow time for the system to reach the desired  temperature. If the functions are manually adjusted, automatic operation is turned off.
SYNC TEMPERATURE SETTINGS
 Press SYNC to link the passenger’s and rear climate temperature settings to the  
driver’s   
setting. When the passenger’s or rear climate setting is adjusted, the differ-ent temperature setting is displayed.
REAR CLIMATE CONTROLS
 Press the  Power button to turn the rear climate controls on/off.
 Press the  button to lock out the rear controls. Rear climate control  
operation is   controlled using the front controls.
See Climate Controls in your Owner’s Manual. 
  Rear Power Control
 Driver’s Heated/Ventilated Seat ButtonsF
Passenger’s Heated/Ventilated Seat ButtonsF
AUTO Rear Automatic Operation
  Rear Fan Speed
  Rear Control Lock-out
  Rear Air DeliveryRear Temperature
AUTO Driver’s Temperature Control/Automatic Operation
/ Defog Mode/ Bi-level Mode
/REAR  Defrost Mode/ Rear Window/Outside Mirror Defogger
SYNC Passenger’s Temperature Control/Link setting to driver’s setting
/  Vent Mode/ Floor Mode
Fan Speed Control/On/Off
A/C/  Air Conditioning Control/Recirculation Mode
F Optional equipment  
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REAR WIPER
Slide the switch to activate the rear  wipers.
OFF
INT Intermittent
ON
 
WIPERS AND WASHERS
WINDSHIELD WIPERS
Rotate the band on the lever to activate the wipers.
 Fast Wipes
 Slow Wipes 
 INT Intermittent
Rotate the band up for more frequent wipes or down for less frequent wipes.
 AUTO – Rainsense™ On/Off
Press to have the wipers operate auto-matically when moisture is detected on the windshield. Rotate the INT band to adjust the sensitivity setting.
OFF
 Single Wipe
 Washer Fluid
Push the paddle forward to spray  
washer fluid on the windshield.
LIGHTING
DOME LAMPS
OFF
Press to turn off the lamps at all times, even when a door is open.
DOOR
Press to have the lamps turn on auto-matically when a door is open.
ON
Press to turn on all dome lamps.
INSTRUMENT PANEL LIGHTING
 Instrument Panel Brightness
Rotate the thumbwheel on the left side of the instrument panel to adjust the instrument panel lighting.
See Lighting in your Owner’s Manual.
 See Instruments and Controls in your Owner’s Manual.