Vehicle Reminder; Messages - GMC Sierra Denali 2017 Owner's Manual

you begin driving, the
four-wheel-drive system needs
service. See your dealer.
SHIFT DENIED
This message displays when the
shift lever is in M (Manual Mode)
and a transmission range has been
selected that is unavailable at the
current vehicle speed.
TO EXIT 4WD LOW SHIFT TO
NEUTRAL
If a four-wheel drive shift out of 4 is
requested, and the vehicle speed is
correct, but the transmission is not
in N (Neutral), this message will
display until the transmission is
shifted to N (Neutral).
TO EXIT 4WD LOW SLOW
TO XXX
If a four-wheel drive shift out of 4 is
requested, but the vehicle speed is
too high, this message will display
until the correct vehicle speed is
reached.
TRANSMISSION HOT IDLE
ENGINE
This message displays and a chime
may sound if the transmission fluid
in the vehicle gets hot. Driving with
the transmission fluid temperature
high can cause damage to the
vehicle. Stop the vehicle and let it
idle to allow the transmission to
cool. This message clears and the
chime stops when the fluid
temperature reaches a safe level.
When towing, use Tow/Haul Mode
to prevent damage to the engine or
transmission. See Tow/Haul
Mode 0 273.
VEHICLE IN 4WD LOW
This message will display if the
vehicle is driven in 4 for about
10 minutes above 72 km/h (45 mph).
Instruments and Controls

Vehicle Reminder

Messages

CHECK TRAILER WIRING
On vehicles with the Integrated
Trailer Brake Control (ITBC) system,
this message may display and a
chime may sound when one of the
following conditions exists:
A trailer with electric brakes
becomes disconnected from the
vehicle.
If the disconnect occurs while
the vehicle is stopped, this
message clears itself after a
short time.
If the disconnect occurs while
the vehicle is moving, this
message stays on until the
ignition is turned off.
There is a short in the wiring to
the electric trailer brakes.
When this message displays, power
is no longer available to the trailer
brakes.
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