warning light GMC YUKON 2021 Get To Know Guide

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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.
Climate Control Automatic Operation
Infotainment System Touch Screen
Passenger’s Heated/Ventilated Seat ButtonsF
Climate Control Sync Settings (Synchronize passenger’s settings to driver’s settings)
Infotainment System Controls
Rear Climate Controls On-Off/ Rear Display Buttons
Climate Control Fan Speed/Air Delivery Modes
Driver’s Heated/ Ventilated Seat ButtonsF
Electronic Precision Shift Transmission Controls
Hazard Warning Flashers Button
USB Ports/ Accessory Power Outlet/Wireless Charging PadF
AUTO 4WD Mode
Hill Descent Control
Lane Keep Assist
Vehicle Ahead
Automatic Emergency Braking
Engine Coolant
Pedestrian Ahead
StabiliTrak Active
StabiliTrak Off
Trailer Sway Control
Door Ajar
F Optional equipment
Denali model shown

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TRAILERING APPF
The in-vehicle trailering app on the infotain-ment screen includes a variety of helpful func-tions when towing a trailer, including hitch-ing and setup checklists, trailer tire pressure monitoringF, trailer light testing, customized trailer profiles, trailer theft detection (requires an active OnStar service planF) and more.
INTEGRATED TRAILER BRAKE CONTROL
(ITBC)F
The ITBC system can be used to adjust the amount of power output, or Trailer Gain, avail-able to the trailer brakes. The control panel is located on the left side of the instrument panel. ITBC information is displayed on the ITBC page on the Driver Information Center.
Squeeze the control together (right side does not move) to manually apply the trailer brakes.
Adjust the Trailer Gain by pressing the +/– adjustment buttons on the control panel. See Driving and Operating in your Owner’s Manual.
F Optional equipment
TRACTION CONTROL
The Traction Control system limits wheelspin in difficult driving conditions. The system turns on automatically every time the vehicle is started. Turn off Traction Control if the vehicle is stuck and rocking the vehicle is required.
Press the Traction Control button on the left side of the instrument panel to turn Traction Control off or on again. See Driving and Operating in your Owner’s Manual.
TRAILERINGF
TIRE PRESSURE MONITORING SYSTEM
The Low Tire Pressure warning light on the instrument cluster illuminates when one or more of the vehicle’s tires is significantly underinflated. Fill the tires to the proper tire pressures listed on the Tire and Loading Information label, located on the driver’s door opening below the door latch. Current tire pressures can be viewed on the Driver Information Center.
The Tire Fill Alert provides visual and audible alerts when inflating a tire to the recom-mended air pressure (excluding the spare tire). With the vehicle On, the horn sounds and the turn signals change from flashing to solid when the recommended pressure is reached.See Vehicle Care in your Owner’s Manual.