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GETTING TO KNOW YOUR
2023 SIERRA
2500 HEAVY DUTY / 3500 HEAVY DUTY
gmc.com
Review this quick reference guide for an overview of some important features in your GMC Sierra. Some equipment
described in this guide may not be included in your vehicle. Contact your dealer for details on a specific vehicle. 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. More information can be found in your Owner's Manual and at gmc.com/owners. For easy
reference, keep this guide with your Owner's Manual in your glove box.
Certain restrictions, precautions, and safety procedures apply to your vehicle.
Please read your Owner's Manual for complete instructions.
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Summary of Contents for GMC SIERRA 2500 HEAVY DUTY 2023
- Page 1 Review this quick reference guide for an overview of some important features in your GMC Sierra. Some equipment described in this guide may not be included in your vehicle. Contact your dealer for details on a specific vehicle. 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.
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Page 2: Instrument Panel
INSTRUMENT PANEL Exterior/ Cruise Control/Forward Range +/- Instrument Collision Alert /Heated Turn Signal/ Driver Controls HUD Controls Gear Selection Panel/Cargo Steering Wheel Windshield Information Traction Select (behind steering Buttons (on Lamp Controls Buttons Wipers Lever Center Controls wheel) shift lever) Engine Power Audio Next/... - Page 3 Driver’s Heated/ Infotainment Infotainment Passenger’s Heated/ Ventilated Seat System (8-inch* System Climate Ventilated Seat Controls Buttons screen shown Controls Buttons Diesel Exhaust Brake Integrated USB Ports/ Traction Control-StabiliTrak Lane Departure Warning Trailer Brake Accessory Power Off/Power Outlet /Hill Park Assist /Power Control Outlet/120-Volt...
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Page 4: Keyless Access System
REMOTE KEYLESS ENTRY TRANSMITTER (KEY FOB) Vehicle Locator/Panic Alarm Lock Press and release to locate your vehicle. Press to lock all doors The exterior lamps flash and the horn and tailgate. chirps 3 times Unlock Press and hold to activate the alarm. Press to unlock the Press again to cancel the alarm. - Page 5 KEYED IGNITION SYSTEM quIppEd 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).
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Page 6: Driver Information Center
DRIVER INFORMATION CENTER The Driver Information Center (DIC) on the instrument cluster displays a variety of vehicle messages and system information. BASE DIC CONTROL Use the trip odometer reset stem on the instrument cluster to access the DIC menu. Turn the stem to scroll through the menu. Press and hold the stem to reset an item. - Page 7 CLIMATE CONTROLS/VEHICLE CONTROLS Dual automatic climate controls shown SYNC Air Delivery Modes: REAR AUTO Defrost Mode/ Passenger’s Temp. Defog Driver’s Temp. Rear Window- Air Conditioning/ Control/Synchronize Vent Control/Automatic Heated Outside Speed/ Recirculation passenger’s setting to Operation F Mirror Defog F Floor On/Off Mode...
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Page 8: Infotainment System
, and offers hands-free ® voice control. For assistance, call 1-855-4-SUPPORT (1-855-478-7767) or visit gmc.com/support. MANAGING HOME PAGE ICONS 1. Press the Home button. 2. To enter edit mode, touch and hold the Home page icon to move. -
Page 9: Storing Favorites
INFOTAINMENT SYSTEM STORING FAVORITES Radio stations from all bands (AM, FM or SiriusXM ) can be stored in any order. The source options are on the left side of the audio page. 1. Display the desired radio station. 2. Select the desired page of favorite screen buttons. - Page 10 The Wireless Phone Charging system is located at the front of the center console. To check device compatibility, visit gmc.com/support. See your phone retailer for details on required phone accessories. 1. The vehicle must be On, or Retained Accessory Power must be active.
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Page 11: Vehicle Customization
VEHICLE CUSTOMIZATION Some features can be turned on/off or cus tomized using the Settings menus on the infotainment screen. The Settings menus include System, Apps and Vehicle. 1. Select Settings on the Home page. 2. Select the desired menu tab. 3. -
Page 12: Lamp Controls
LIGHTING LAMP CONTROLS Rotate the knob to activate the exterior lamps. Off/On AUTO Automatically activates the exterior lamps depending on outside lighting conditions. Parking Lamps Headlamps Fog Lamps INTELLIBEAM SYSTEM Press to turn the fog lamps on/off. The IntelliBeam system automatically turns the high-beam headlamps on/off Instrument Panel Brightness while driving at night based on surround-... - Page 13 TRACTION SELECT SYSTEM /FOUR-WHEEL DRIVE TRACTION SELECT MODES The Traction Select (Driver Mode) settings automatically adjust various vehicle control systems based on driving preferences, weath- er and road conditions. The modes are dis- played on the Driver Information Center (DIC). Rotate the control knob (A) to the right to select a mode.
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Page 14: Automatic Emergency Braking
DRIVER ASSISTANCE SYSTEMS Safety or driver assistance features are not a substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Read your Owner’s Manual for important feature limitations and information. -
Page 15: Setting Cruise Control
DRIVER ASSISTANCE SYSTEMS FRONT AND REAR PARK ASSIST – During low-speed parking maneuvers, the system provides “distance to closest object” infor- mation on the Driver Information Center and the Safety Alert Seat pulses or a beep sounds (if selected). When an object is very close, the Safety Alert Seat pulses or a continuous beep sounds (if selected). -
Page 16: Rear Vision Camera
Touch X to exit the view. ADDITIONAL TRAILER CAMERA VIEWS Multiple views to aid in trailering are shown on the infotainment screen using the vehicle cameras and up to two additional wired GMC accessory cameras mounted on the rear Bed View screen or interior of the trailer. - Page 17 REAR CAMERA MIRROR The Rear Camera Mirror provides a wider, less-obstructed field of view than a tradition- al mirror to assist when driving, changing lanes and checking traffic conditions. A. On/Off Pull or push the lever at the bottom of the mirror to turn the video display on or off.
- Page 18 GMC MULTIPRO TAILGATE OPERATION The tailgate has 6 functional positions to improve access to the cargo box. To operate the tailgate, it must be unlocked or the key fob must be within 3 feet of the tailgate. 1. Primary Gate Open the primary gate for access to the cargo box.
- Page 19 GMC MULTIPRO TAILGATE OPERATION OPEN THE PRIMARY GATE AND INNER GATE Press the lower button and then upper button (B, then A) on the tailgate consecutively. OPEN THE LOAD STOP OR STEP Press the release bar (C). See Keys, Doors and Windows in your Owner’s Manual.
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Page 20: 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. The GMC Roadside Assistance toll-free number is staffed by a team of...