GMC Sierra 2500 HD 2023 Owner's Manual page 291

290 Driving and Operating
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.
Rear Trailer Guidance Setup
If equipped, a rear trailer camera must be
mounted on the trailer and electrically
connected to the vehicle before rear trailer
guidance feature can be used. See Assistance
Systems for Parking or Backing 0 248.
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.
Trailer Side Blind Zone Alert Setup
If equipped, trailer dimensions must be in
range to enable this feature.
Trailer Length: 300 cm (118.1 in)
1200 cm (472.4 in). Measure from center
of coupler to furthest rear point on the
trailer.
If trailer dimensions are out of range, this
feature will be unavailable.
Status View
The Status view shows:
970 cm
Vehicle
Connections
Tires
Maintenance
Cameras
Upon entry, the most recent items will be
shown. Select MORE to view all options.
Vehicle
1. Transmission Fluid Temperature
2. Average Fuel Economy with Trailer
Profile
Transmission Temperature
View the temperature of the transmission
fluid by looking at the graphic. The graphic
will indicate a dangerous level if the
temperature is at 130 °C 150 °C
(270 °F 300 °F).