Display Setting: GMC Yukon 2021 Screen Messages Guide
The 2021 GMC Yukon’s display settings let drivers choose from a wide range of screen messages to keep them updated and improve their driving experience. The display system makes sure drivers stay up to date on important car information, like maintenance reminders, safety alerts, and system notifications, by having easy-to-use navigation and clear messaging. The screen gives important information to improve performance and safety, from checking tire pressure to diagnosing the engine.
2023 – 2024 GMC YUKON Review, Specs, Price and Mileage (Brochure)
Information Displays
Driver Information Center (DIC)
The DIC displays are shown in the center of the instrument cluster in the Info app. The displays show the status of many vehicle systems. If the vehicle has a diesel engine, see the Duramax diesel supplement.
: Press to move left or right between the interactive display zones in the cluster. Press the thumbwheel to select.
: Use the thumbwheel to scroll up or down in a list. Press the thumbwheel to open a menu or select a menu item. Press and hold to reset values on certain screens.
Info Page Options
The info pages on the DIC can be turned on or off through the Options menu.
- Press to scroll to the Options application.
- Scroll to choose Info pages and press the thumbwheel.
- Scroll to move through the list of possible information displays.
- Press the thumbwheel while an item is highlighted to select or deselect that item.
The info pages can also be turned on or off through the DIC page Info Page Options.
Info Pages
The following is the list of all possible DIC info page displays. Some may not be available for your particular vehicle. Some items may not be turned on by default but can be turned on through the Options app. See “Info Page Options” earlier in this section.
Speed: Shows the vehicle speed in either kilometers per hour (km/h) or miles per hour (mph). The vehicle odometer is also shown on this page. If equipped, press the thumbwheel to open the menu and select to display speed limit signs.
Trip 1 or Trip 2, and Average Fuel Economy: Shows the current distance traveled, in either kilometer (km) or miles (mi), since the trip odometer was last reset. The Average Fuel Economy display shows the approximate average liters per 100 kilometers (L/100 km), kilometers per liter (km/L), or miles per gallon (mpg). This number is calculated based on the value recorded since the last time this menu item was reset. This number reflects only the approximate average fuel economy that the vehicle has right now and will change as driving conditions change. Press the thumbwheel while this display is active to reset the trip odometer and the average fuel economy.
Fuel Range: This shows the approximate distance the vehicle can be driven without refueling. LOW will be displayed when the vehicle is low on fuel. The fuel range estimate is based on an average of the vehicle’s fuel economy over recent driving history and the amount of fuel remaining in the fuel tank.
Timer: This display can be used as a timer. To start the timer, press the thumbwheel while this display is active. The display will show the amount of time that has passed since the timer was last reset. To stop the timer, press the thumbwheel briefly while this display is active and the timer is running. Press the thumbwheel while this display is active to reset the timer.
Oil Life: Shows an estimate of the oil’s remaining useful life. If REMAINING OIL LIFE 99% is displayed, that means 99% of the current oil life remains. When the remaining oil life is low, the CHANGE ENGINE OIL SOON message will appear on the display. The oil should be changed as soon as possible. In addition to the engine oil life system monitoring the oil life, additional maintenance is recommended. The Oil Life display must be reset after each oil change. It will not reset itself. Do not reset the Oil Life display at any time other than when the oil has just been changed. It cannot be reset accurately until the next oil change. To reset the engine oil life system, press the thumbwheel while the Oil Life display is active.
Tire Pressure: Shows the approximate pressures of all four tires. Tire pressure is displayed in either kilopascal (kPa) or in pounds per square inch (psi). If the pressure is low, the value for that tire is shown in amber.
Air Filter Life: This shows an estimate of the engine air filter’s remaining useful life and the state of the system. Engine Air Filter Life 95% means 95% of the current air filter life remains. Messages will be displayed based on the engine air filter life and the state of the system. When the REPLACE SOON message displays, the engine air filter should be replaced at the earliest convenience. The Air Filter Life display must be reset after the engine air filter replacement.
Brake Pad Life: This displays an estimate of the remaining life of the front and rear brake pads. Messages will display based on brake pad wear and the state of the system. Reset the Brake Pad Life display after replacing the brake pads.
Fuel Economy: Displays average fuel economy, the best fuel economy over the selected distance, and a bar graph showing instantaneous fuel economy. Press the thumbwheel to change the selected distance. Press and hold the thumbwheel while this display is active to reset the best fuel economy and average fuel economy. This display can also be reset by selecting reset in the menu.
Engine Hours (Hourmeter): Shows the total number of hours the engine has run. This display also shows the engine idle hours.
Transmission Fluid Temperature: Shows the temperature of the automatic transmission fluid in either degrees Celsius (°C) or degrees Fahrenheit (°F).
Trailer Brake: On vehicles with the Integrated Trailer Brake Control (ITBC) system, the trailer brake display appears in the DIC. TRAILER GAIN shows the trailer gain setting. This setting can be adjusted from 0.0 to 10.0 with either a trailer connected or disconnected. OUTPUT shows the power output to the trailer any time a trailer with electric brakes is connected. Output is displayed as a bar graph. Dotted lines may appear in the OUTPUT display if a trailer is not connected.
Off Road: If equipped, displays vehicle pitch and roll information, road wheel angle, and four-wheel drive (4WD) status.
Follow Distance: If equipped, the current follow time to the vehicle ahead is displayed as a time value on this page.
Driver Assistance: If equipped, shows
information for Lane Keep Assist (LKA) and Forward Collision Alert (FCA).
Info Page Options: Scroll to choose which info pages appear on the DIC. Press the thumbwheel to select or deselect.
Blank Page: Shows no information. Head-Up Display (HUD)
Warning
If the HUD image is too bright or too high in your field of view, it may take you more time to see things you need to see when it is dark outside. Be sure to keep the HUD image dim and placed low in your field of view. If equipped with HUD, some information about the operation of the vehicle is projected onto the windshield. The image is projected through the HUD lens on top of the instrument panel. The information appears as an image focused out toward the front of the vehicle.
Caution
If you try to use the HUD image as a parking aid, you may misjudge the distance and damage your vehicle. Do not use the HUD image as a parking aid.
The HUD information can be displayed in various languages. The speedometer reading and other numerical values can be displayed in either English or metric units. The language selection is changed through the radio, and the units of measurement is changed through the instrument cluster.
HUD Display on the Windshield
Depending on how the vehicle is equipped, the HUD may display some of the following vehicle information and vehicle messages or alerts:
- Speed
- Audio
- Phone
- Navigation
- Driver Assistance Features
- Vehicle Messages
Some vehicle messages or alerts displayed in the HUD may be cleared by using the steering wheel controls. The HUD control is to the left of the steering wheel.
To adjust the HUD image:
- Adjust the driver seat.
- Start the engine.
- Use the following settings to adjust the HUD.
: Press or pull to center the HUD image. The HUD image can only be adjusted up and down, not side to side.
: Press to select the display view. Each press will change the display view.
: Pull and hold to brighten the display.
Press and hold to dim the display. Continue to hold to turn the display off. The HUD image will automatically dim and brighten to compensate for outside lighting. Use to adjust as needed. The HUD image can temporarily light up depending on the angle and position of sunlight on the HUD display. This is normal. Polarized sunglasses could make the HUD image harder to see.
Head-Up Display (HUD) Rotation Option
If equipped, this feature under the Options menu of the instrument cluster allows for adjusting the angle of the HUD image and changing or turning off the Speed Limit Sign.
HUD Rotation: Press the thumbwheel while Adjust Rotation is highlighted to enter Adjust Mode. Scroll to adjust the angle of the HUD display. Press the thumbwheel to confirm and save the setting. This feature may only be available in P (Park).
Speed Limit Style Adjustment
If equipped, the speed limit style can be changed to a speed limit bar or speed limit sign from the Options menu in the instrument cluster. Press the thumbwheel while Speed Limit Style is highlighted to change the speed sign style or to turn it off.
HUD Views
There are four views in the HUD. Some vehicle information and vehicle messages or alerts may be displayed in any view.
English Shown, Metric Similar
Speed View: This displays the speedometer reading in English or metric units and the speed limit. Some information only appears on vehicles that have these features, and when they are active.
English Shown, Metric Similar
Active Safety View: This displays the preview along with a driver assistance graphic on the left. Driver assistance graphics show your vehicle, vehicle ahead, gap setting, and lane status information. In addition to driver assistance graphics, pedestrian advisory, and trailer sway indicators will be displayed.
English Shown, Metric Similar
Navigation/Active OnStar View: This displays the speed view along with indicators for the vehicle ahead, Lane Departure Warning/Lane Keep Assist, trailer sway, and pedestrian advisory. Turn-by-turn navigation information is shown during the active route. The compass heading is displayed when navigation routing is not active. Navigation Turn-by-Turn Alerts shown in the instrument cluster may also be displayed in any HUD view.
English Shown, Metric Similar
Off-Road View: This displays the speed view along with indicators for the vehicle ahead, Lane Departure Warning/Lane Keep Assist, trailer sway, four-wheel drive status, and pedestrian advisory. Off-road information such as pitch angle, steering angle, and rolling angle is also shown.
Care of the HUD
Clean the inside of the windshield to remove any dirt or film that could reduce the sharpness or clarity of the HUD image. Clean the HUD lens with a soft cloth sprayed with glass cleaner. Wipe the lens gently, then dry it.
HUD Troubleshooting
Check that:
- Nothing is covering the HUD lens.
- The HUD brightness setting is not too dim or too bright.
- The HUD is adjusted to the proper height.
- Polarized sunglasses are not worn.
- The windshield and HUD lens are clean.
If the HUD image is not correct, contact your dealer. The windshield is part of the HUD system.
Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some action that may be needed to correct a condition. Multiple messages may appear one after another. The messages that do not require immediate action can be acknowledged and cleared by pressing
. The messages that require immediate action cannot be cleared until that action is performed. All messages should be taken seriously; clearing the message does not correct the problem. If a SERVICE message appears, see your dealer. Follow the instructions given in the messages.
The system displays messages regarding the following topics:
- Service Messages
- Fluid Levels
- Vehicle Security
- Brakes
- Steering
- Ride Control Systems
- Driver Assistance Systems
- Cruise Control
- Lighting and Bulb Replacement
- Wiper/Washer Systems
- Doors and Windows
- Seat Belts
- Airbag Systems
- Engine and Transmission
- Tire Pressure
- Battery
- Four Corner Air Suspension System
Engine Power Messages
REDUCED ACCELERATION DRIVE WITH CARE
This message displays when the vehicle’s propulsion power is reduced. A reduction in propulsion power can affect the vehicle’s ability to accelerate. If this message is on, but there is no observed reduction in performance, proceed to your destination. Under certain conditions, the performance may be reduced the next time the vehicle is driven. The vehicle may be driven while this message is on, but maximum acceleration and speed may be reduced. Anytime this message stays on or displays repeatedly, the vehicle should be taken to your dealer for service as soon as possible. Under certain operating conditions, propulsion will be disabled. Try restarting after the ignition has been off for two minutes.
Vehicle Speed Messages
SPEED LIMITED TO XXX KM/H (MPH)
This message shows that the vehicle speed has been limited to the speed displayed. The limited speed is protection for various propulsion and vehicle systems, such as lubrication, thermal, brakes, suspension, Teen Driver if equipped, or tires.
FAQs
The “Check Engine” message typically indicates a potential issue with the vehicle’s engine or emissions system, prompting drivers to have the vehicle inspected by a qualified technician for diagnosis and repair.
The “Low Tire Pressure” message warns drivers of insufficient air pressure in one or more tires, signaling the need for inflation or inspection for punctures to ensure optimal driving safety.
The “Oil Pressure Low” message alerts drivers to low engine oil pressure, indicating a potential problem with oil levels or the lubrication system, requiring immediate attention to prevent engine damage.
The “Battery Voltage Low” message suggests a potential issue with the vehicle’s charging system or battery, such as low voltage or a faulty alternator, necessitating inspection by a professional to prevent electrical system malfunctions.
The “Service Stability Control” message warns drivers of a potential problem with the vehicle’s stability control system, indicating the
need for inspection and repair to ensure optimal vehicle handling and safety.
The “Service Adaptive Cruise Control” message indicates a potential issue with the vehicle’s adaptive cruise control system, prompting drivers to have the system inspected and serviced for proper functionality during driving.
The “Lane Departure Warning System Fault” message suggests a malfunction with the vehicle’s lane departure warning system, requiring diagnostic assessment and repair to maintain its effectiveness in alerting drivers of unintended lane departures.
The “Parking Brake Engaged” message indicates that the parking brake is activated, reminding drivers to release it before driving to prevent potential damage or safety hazards.
The “Blind Spot Monitor Unavailable” message suggests a malfunction or temporary disablement of the vehicle’s blind spot monitoring system, prompting drivers to exercise extra caution when changing lanes until the system is restored.
The “Fuel Level Low” message warns drivers of critically low fuel levels, reminding them to refuel to prevent running out of fuel while driving and potential vehicle stalling.
The “Service Transmission” message indicates a potential issue with the vehicle’s transmission system, prompting drivers to have it inspected and serviced to ensure proper shifting and overall performance.
The “Reduced Engine Power” message indicates a fault detected in the vehicle’s engine management system, resulting in reduced engine performance to prevent further damage, necessitating prompt inspection and repair.
The “Service Airbag” message suggests a potential issue with the vehicle’s airbag system, indicating the need for inspection and repair to ensure proper deployment in the event of a collision.
The “Service Four-Wheel Drive” message indicates a potential issue with the vehicle’s four-wheel-drive system, prompting drivers to have it inspected and serviced for optimal performance, especially in adverse driving conditions.
The “Hood Open” message alerts drivers that the vehicle’s hood is not fully closed, reminding them to secure it properly to prevent potential safety hazards while driving.
Useful Links
View Full PDF: GMC Yukon 2021 User Manual | Auto User Guide
2023 – 2024 GMC YUKON Review, Specs, Price and Mileage (Brochure)