
Chevrolet Silverado EV Owner Manual (GMNA-Localizing-U.S./Canada-
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212 Driving and Operating
options. After a brief pause, the menu will
timeout and the selection will finalize. Ride
heights that are unavailable for selection
will be greyed out in the menu.
Depending on the desired height, select one
of the following ride height options from
lowest to highest height:1. Entry/Exit
2. Normal
3. Increased
4. Maximum
Ride Height Descriptions
Entry/Exit
Entry/Exit height is the lowest height
option. This ride height lowers the vehicle
for easy entry and exit, and loading and
unloading of cargo.
This ride height can be selected in the Ride
Height Menu at any vehicle speed; but will
not lower until the vehicle slows.
The vehicle automatically raises to Normal
height from Entry/Exit height when the
vehicle speed increases.
The driver can enable Easy Exit Vehicle
Height Mode to automatically lower to
Entry/Exit Height when the vehicle is shifted to P (Park). Easy Exit Vehicle Height Mode
may be enabled via the infotainment screen
under Settings > Vehicle > Ride Height.
When the vehicle is higher than Normal
height, Easy Exit Vehicle Height Mode is
disabled. When the vehicle is in Tow/Haul
Mode, Off-Road Mode, Terrain Mode, or it
senses a trailer is connected, Easy Exit
Vehicle Height Mode is disabled.
Aerodynamic
Aerodynamic height is lower than Normal
height. The vehicle automatically lowers the
vehicle at higher vehicle speeds to improve
aerodynamics. This is not a selectable option
on the Ride Height menu.
The vehicle will raise to Normal height when
the vehicle slows.
Aerodynamic height is automatically
disabled when a trailer is connected to the
vehicle, Tow/Haul mode is active, or the
vehicle is at Increased Height.
Normal
Normal height is the standard vehicle height
used for everyday driving.
Increased
Increased height is higher than Normal
height. This ride height raises the vehicle for
off-road use. Increased height can be
selected in the Ride Height Menu while
vehicle speed is slower than average speeds.
Maximum
Maximum height is higher than Increased
height. This ride height raises the vehicle for
off-road use and maximum ground
clearance. Maximum height can be selected
in the Ride Height Menu while vehicle speed
is slower. When the vehicle speeds up, the
vehicle will lower to Increased height.
Suspension Modes
The air suspension has two special modes,
Service Mode and Alignment Mode, located
in the infotainment screen under Settings >
Vehicle > Suspension.
Service Mode
Service Mode will disable all air suspension
operation including raising and lowering the
vehicle and operation of the air compressor.
This mode is useful when the vehicle is
being towed on a flat bed or when any
work under the vehicle is being performed.

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Driving and Operating 213
Service Mode is recommended when the
vehicle is put on a hoist or a floor jack is
used to raise a corner. Service Mode
automatically disables when the vehicle
speeds up.
Alignment Mode
Alignment Mode will optimize the vehicle
height to provide the most accurate wheel
alignment. This mode should be enabled
once the vehicle is driven onto the
alignment station.
To enable Alignment Mode, ensure the
vehicle is at Normal Height and shift the
vehicle to N (Neutral). Alignment Mode
automatically disables when the vehicle
speeds up.
Air Suspension Operation with Door(s) or
Hood Open
The air suspension will temporarily suspend
all height changes while the hood or any
door is open.
System Over-Temperature
If the air suspension is under heavy use, the
system may temporarily suspend all height
changes to allow the compressor to cool
down. When this occurs and a heightchange is requested, the message LEVELING
SYSTEM UNAVAILABLE will display in the
instrument cluster.
Air Suspension Service
If a SERVICE LEVELING SYSTEM message
displays in the instrument cluster, see your
authorized dealer immediately.
Cruise Control
If equipped, cruise control allows the vehicle
to maintain a set speed of 40 km/h
(25 mph) or more without active
acceleration. Cruise control does not work at
speeds below 40 km/h (25 mph).
{Warning
Cruise control can be dangerous where
you cannot drive safely at a steady
speed. Do not use cruise control on
winding roads or in heavy traffic.
Cruise control can be dangerous on
slippery roads. On such roads, fast
changes in tire traction can cause
excessive wheel slip, and you could lose
control. Do not use cruise control on
slippery roads.
Cruise control will disengage if:
.The Traction Control System (TCS) or
StabiliTrak/Electronic Stability Control
(ESC) system begins to limit wheel spin.
See
Traction Control/Electronic Stability
Control 0207.
.TCS or StabiliTrak/ESC is turned off.
.A collision alert occurs. See Forward
Collision Alert (FCA) System 0261.
.The brakes are applied.
When road conditions allow cruise control to
be safely used, cruise control can be turned
back on.

Chevrolet Silverado EV Owner Manual (GMNA-Localizing-U.S./Canada-
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224 Driving and Operating
{Warning
When using ACC to pass a vehicle or
perform a lane change, the following
distance to the vehicle being passed may
be reduced. ACC may not apply sufficient
acceleration or braking when passing a
vehicle or performing a lane change.
Always be ready to manually accelerate
or brake to complete the pass or lane
change.
Stationary or Very Slow-Moving Objects
{Warning
ACC may not detect and react to stopped
or slow-moving vehicles ahead of you. For
example, the system may not brake for a
vehicle it has never detected moving. This
can occur in stop-and-go traffic or when a
vehicle suddenly appears due to a vehicle
ahead changing lanes. Your vehicle may
not stop and could cause a crash. Use
caution when using ACC. Your complete
attention is always required while driving
and you should be ready to take action
and apply the brakes. Irregular Objects Affecting ACC
ACC may have difficulty detecting the
following objects:
.Vehicles with cargo extending from the
back end.
.Non-standard shaped vehicles, such as
vehicle transport, vehicles with a side car
fitted, or horse carriages.
.Objects that are close to the front of your
vehicle.
ACC Automatically Disengages
ACC may automatically disengage and the
driver will need to manually apply the
brakes to slow the vehicle if:
.The sensors are blocked.
.The Traction Control System (TCS) or
StabiliTrak/ESC system has activated or
has been disabled.
.If equipped with Air Suspension, the
vehicle ride height is outside normal
operating range. See Air Suspension0211.
.There is a fault in the system.
.The radar falsely reports a blockage when
driving in a remote area with no other
vehicles or roadside objects.
A DIC message may display to indicate that
ACC is temporarily unavailable. The ACC indicator light will turn white when
ACC is disengaged.
In some cases, when ACC is temporarily
unavailable, regular cruise control may be
used. See
“Switching Between ACC and
Regular Cruise Control” previously in this
section. Always consider driving conditions
before using either cruise control mode.
Notification to Resume ACC
ACC will maintain a follow distance gap
behind a detected vehicle, and will slow
down your vehicle to a stop behind that
vehicle.
If the stopped vehicle ahead has driven
away and ACC has not resumed, the vehicle
ahead indicator will flash as a reminder to
check traffic ahead before proceeding. In
addition, the left and right sides of the
Safety Alert Seat will pulse three times,
or three beeps will sound. To view available
settings from the infotainment screen, touch
Settings > Vehicle > Collision/Detection
Systems > Alert Type > Adaptive Cruise Go
Notifier.
If equipped with Driver Attention System
(DAS) located on top of the steering column,
when the vehicle ahead drives away, and
the DAS determines that the driver's

Chevrolet Silverado EV Owner Manual (GMNA-Localizing-U.S./Canada-
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230 Driving and Operating
When Super Cruise is Available
Super Cruise Indicator
Super Cruise is designed to operate
only when:
.ACC is on. See Adaptive Cruise Control
(Advanced) 0217.
.Teen Driver is not active.
.The GPS detects the vehicle is on a
compatible road.
.Both the camera and the radar sensors
are functioning and not covered,
obstructed, or damaged.
.The Driver Attention System (DAS) detects
the driver's head and eyes are directed
toward the road ahead.
.The lane markings are clearly visible and
able to be detected by the system.
.If equipped with Air Suspension, Super
Cruise allowable ride height is selected. Super Cruise may be unavailable if Super
Cruise detects that the outside air
temperature is very cold.
Poor Conditions
Poor Conditions
Using Super Cruise
{Warning
Super Cruise may not begin steering
immediately, even when Super Cruise is
available and
Zhas been pressed. To
prevent serious injury or death, only
remove your hands from the steering
wheel if the steering wheel light bar, the
Super Cruise light
Z, and the Adaptive
Cruise Control (ACC) light
\are green.

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Driving and Operating 243
Super Cruise Message Summary (cont'd)
Unavailable Trailer Too UnstableSuper Cruise has detected that trailer attached is causing unstable
condition. Check trailer and/or load.
Unavailable Trailer Too Large Trailer size (length/width) is larger than supported for Super Cruise
operation.
Unavailable Lane Too Narrow Super Cruise has detected lane width ahead is too narrow for Super
Cruise operation while towing a trailer.
Unavailable Sharp Curve Some curves are too sharp to be navigated by the Super Cruise
system. Super Cruise will be available after the curve is traveled.
Super Cruise Unavailable Super Cruise is unavailable for reasons not described in other
messages.
Super Cruise Locked Out See Owner’s Manual The driver did not take control of the vehicle when prompted by the
Super Cruise system. The Super Cruise system will be disabled until
the vehicle is turned off and back on.
Unavailable Seat Belt Not Fastened The driver seat belt is not fastened.
Unavailable Teen Driver Mode Active Teen Driver mode is active.
Unavailable Snow Mode A snow plow is attached.
Unavailable Unsupported Intersection Super Cruise has detected an unsupported intersection.
Unavailable Approaching Toll Booth Super Cruise has detected that there is a toll booth ahead.
Unavailable Ride Height Out of Range The vehicle ride height is out of Super Cruise operational range.
Drive With Care Super Cruise has detected a construction zone.

Chevrolet Silverado EV Owner Manual (GMNA-Localizing-U.S./Canada-
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Driving and Operating 269
flash as an extra warning not to change
lanes. Since this system is part of the Lane
Change Alert (LCA) system, read the entire
LCA section before using this feature.
Lane Change Alert (LCA)
If equipped, the LCA system is a
lane-changing aid that assists drivers with
avoiding lane change crashes that occur with
moving vehicles in the side blind zone
(or spot) areas or with vehicles rapidly
approaching these areas from behind. The
LCA warning display will light up in the
corresponding outside mirror and will flash
if the turn signal is on.
Side Blind Zone Alert (SBZA) is included as
part of the LCA system.
{Warning
LCA does not alert the driver to vehicles
outside of the system detection zones,
pedestrians, bicyclists, or animals. It may
not provide alerts when changing lanes
under all driving conditions. Failure to use
proper care when changing lanes may
result in injury, death, or vehicle damage.(Continued)
Warning (Continued)
Before making a lane change, always
check mirrors, glance over your shoulder,
and use the turn signals.
LCA Detection Zones
1. SBZA Detection Zone
2. LCA Detection Zone
The LCA sensor covers a zone of
approximately one lane over from both
sides of the vehicle, or 3.5 m (11 ft). The
height of the zone is approximately between
0.5 m (1.5 ft) and 2 m (6 ft) off the ground.
The Side Blind Zone Alert (SBZA) warning
area starts at approximately the middle of
the vehicle and goes back 5 m (16 ft). Drivers are also warned of vehicles rapidly
approaching from up to 70 m (230 ft) behind
the vehicle.
How the System Works
The LCA symbol lights up in the side mirrors
when the system detects a moving vehicle
in the next lane over that is in the side
blind zone or rapidly approaching that zone
from behind. A lit LCA symbol indicates it
may be unsafe to change lanes. Before
making a lane change, check the LCA
display, check mirrors, glance over your
shoulder, and use the turn signals.
Left Side Mirror
DisplayRight Side Mirror Display
When the vehicle is started, both outside
mirror LCA displays will briefly come on to
indicate the system is operating. When the
vehicle is in a forward gear, the left or right
side mirror display will light up if a moving
vehicle is detected in the next lane over in
that blind zone or rapidly approaching that

Chevrolet Silverado EV Owner Manual (GMNA-Localizing-U.S./Canada-
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302 Driving and Operating
Vehicle SeriesTrailer Weight Weight-Distributing Hitch Usage Hitch Distribution
EV Truck Up to 3 175 kg (7,000 lb) Not Required50%
EV Truck Up to 3 175 kg (7,000 lb) Required50%
1. Front of Vehicle
2. H1/H2 Body to Ground Distance
Adjusting the Equalizer Bars
1. Position the truck so that the trailer is ready to connect (Keep trailer detached).
2. Measure the height of the top of the front wheel opening at the fender to the
ground (H1).
3. Attach the vehicle to the trailer. Do not attach weight distribution bars at
this time.
4. Measure the height of the top of the front wheel opening on the fender to
the ground (H2). 5. Install and adjust the tension in the
weight distributing bars per the
manufacturer’s recommendations so that
the height of the front fender is
approximately H2- [(H2-H1)/2] (halfway
between the two measured ride heights).
6. Visually inspect the trailer and weight distributing hitch to ensure that the
manufacturer’s recommendations have
been met.

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Driving and Operating 303
MeasurementHeight Example 1500 (mm)
H1 1000
H2 1050
H2-H1 50
(H2-H1)/2 25
H2- [(H2-H1)/2] 1025
Adjusting the Equalizer Bars with Air
Suspension 1. Adjust the vehicle air suspension to Normal height. See Air Suspension0211.
2. Position the truck so that the trailer is ready to connect. Keep the trailer
detached.
3. Enable Service Mode on the vehicle air suspension in the center infotainment
screen under Settings > Vehicle >
Suspension. 4. Measure the height of the top of the
front wheel opening at the fender to the
ground (H1).
5. Attach the vehicle to the trailer. Do not attach weight distribution bars at
this time.
6. Measure the height of the top of the front wheel opening on the fender to
the ground (H2). 7. Install and adjust the tension in the
weight distributing bars per the
manufacturer's recommendations so that
the height of the front fender is
approximately H1+[(H2-H1)/2] (1/2
between the two measured ride heights,
above the primary ride height {H1}).
8. Disable Service Mode on the vehicle air suspension.
9. Air suspension will automatically adjust ride height following Step 8.
10. Visually inspect the trailer and weight-distributing hitch to ensure that
the manufacturer’s recommendations
have been met.