GMC Chevrolet Silverado 2500HD 2021 Owner's Manual page 290

4. Move to the next tire and repeat Step 3
for each sensor. The horn chirps twice
when all sensors are completed.
5. Return to the vehicle to complete the
setup.
Maintenance Reminders
To set up maintenance reminders, touch the
Trailer Maintenance icon. Select Yes to set
up the maintenance reminders for the
Trailer Profile. Follow the on-screen prompts.
The maximum number of reminders is 50.
Select No to return to the previous screen.
Towing Assistance
To set up towing assistance features,
if equipped, touch the Towing
Assistance icon.
Touch Yes to begin set up or touch No to
return to the previous screen.
1. Select the number of axles on the trailer.
2. Enter trailer dimensions as prompted.
3. Follow the on-screen instructions to
complete setup for available features.
Transparent Trailer Setup (if equipped)
To complete setup for transparent trailer:
Trailer Length: 300 cm (118.1 in)
(381.8 in). Measure from center of coupler
to furthest rear point on the trailer.
Trailer Width: 120 cm (47.2 in)
(102.3 in). Measure from left edge to
right edge.
Trailer Height: 1 cm (0.39 in)
(177.1 in). Measure from ground to tallest
point.
Hitching Point Length: 180 cm (70.8 in)
970 cm (381.8 in). Measure from center of
coupler to middle of tires.
Trailer Tongue Length: 50 cm (19.6 in)
220 cm (86.6 in). Measure from center of
coupler to trailer front wall.
Vehicle Hitch Height: 10 cm (3.9 in)
100 cm (39.3 in). Measure from ground to
top of coupler.
Vehicle Hitch Length: 10 cm (3.9 in)
100 cm (39.3 in). Measure from hitch
receiver to center of ball.
1. If trailer dimensions are out of range,
this feature will be unavailable.
2. Ensure rear trailer camera is connected.
3. Follow instructions to drive forward to
complete calibration.
Driving and Operating
970 cm
Rear Trailer Guidance Setup (if equipped)
A rear trailer camera must be mounted on
the trailer and electrically connected to the
260 cm
vehicle before transparent trailer feature can
be used. See Assistance Systems for Parking
or Backing 0 249.
450 cm
Trailer dimensions must be in range to
enable this feature.
Trailer Length: 300 cm (118.1 in)
(381.8 in). Measure from center of coupler
to furthest rear point on the trailer.
1. If trailer dimensions are out of range,
this feature will be unavailable.
2. Ensure rear trailer camera is connected.
3. Follow instructions to drive forward to
complete calibration.
Jack-Knife Alert Setup (if equipped)
Follow instructions to drive forward to
complete calibration.
Trailer Length Indicator Setup (if
equipped)
Follow instructions to drive forward to
complete calibration.
289
970 cm