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GMC YUKON/XL 2021 - Suspension Height and Descent Control; Air Ride Adaptive Suspension Adjustment; Hill Descent Control Operation

GMC YUKON/XL 2021
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16
F
Optional equipment
HILL DESCENT CONTROL
F
Hill Descent Control sets and maintains vehicle speed from 1–19 mph while descend-
ing a steep incline in a forward or reverse gear.
1. Press the
Hill Descent Control button on the left side of the instrument panel.
Vehicle speed must be below 37 mph to enable the system. The Hill Descent
Control symbol will illuminate on the instrument cluster.
2. Increase or decrease speed by applying the
accelerator or brake pedal or use the Cruise
Control +/– switch on the steering wheel.
The adjusted speed becomes the new set
speed. The symbol ashes when the system
is actively applying the brakes to maintain
vehicle speed.
See Driving and Operating in your Owner’s Manual.
The Air Ride Adaptive Suspension oers load-
leveling and adjustable ride height capabilities.
1. Press the
Ride Height button (A) to
display the menu on the Driver Information
Center.
2. Turn the knob (B) left or right to select a ride
height in the menu.
3. To save the selection, press the button
again or wait for the menu to time out.
Normal Ground ClearanceUse for
normal driving.
Entry/Exit Ground Clearance – Lowers the
vehicle for easy entry and exit.
Increased Ground Clearance – Raises the
vehicle 1 inch from Normal. 4WD
F
models only.
Maximum Ground Clearance – Raises the
vehicle 2 inches from Normal. 4WD
F
models
only. Vehicle must be in 4WD Low.
Aero – Automatically lowers the vehicle when vehicle speed exceeds 65 mph for a
period of time to improve aerodynamics. This feature cannot be user selected.
To have the vehicle automatically lower to the Entry/Exit height when the vehicle is
shifted to Park, go to Settings > Vehicle > Ride Height > Automatic Entry/Egress.
Note: Heavy use of the air suspension may cause the system to temporarily suspend all height
changes to allow the air compressor to cool down.
See Driving and Operating in your Owner’s Manual.
AIR RIDE ADAPTIVE SUSPENSION
F
B
A

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