Transmission Messages - GMC Sierra Denali 2500HD 2014 Owner's Manual

GMC Sierra Denali 2500HD and 3500HD (GMNA-Localizing-U.S./Canada-
7142957) - 2014 - CRC 1st Edition - 3/28/13
5-42 Instruments and Controls
See Tire Pressure Light on
page 5-25. Several conditions may
cause this message to appear. See
Tire Pressure Monitor Operation on
page 10-53 for more information.
If the warning comes on and stays
on, there may be a problem with the
TPMS. See your dealer.
TIRE LEARNING ACTIVE
If your vehicle has the Tire Pressure
Monitor System (TPMS), this
message displays when the system
is re-learning the tire positions on
your vehicle. The tire positions must
be re-learned after rotating the tires
or after replacing a tire or sensor.
See Tire Inspection on page 10-56,
Tire Rotation on page 10-56, Tire
Pressure Monitor System on
page 10-52, and Tire Pressure on
page 10-50 for more information.
TIRE LOW ADD AIR TO TIRE
If your vehicle has the Tire Pressure
Monitor System (TPMS), this
message displays when the
pressure in one or more of the
vehicle's tires is low. This message
also displays LEFT FRT (left front),
RIGHT FRT (right front), LEFT RR
(left rear), or RIGHT RR (right rear)
to indicate the location of the low
tire. The low tire pressure warning
light will also come on. See Tire
Pressure Light on page 5-25. You
can receive more than one tire
pressure message at a time. To
read the other messages that may
have been sent at the same time,
press the set/reset button or the trip
odometer reset stem. If a tire
pressure message appears on the
DIC, stop as soon as you can. Have
the tire pressures checked and set
to those shown on the Tire Loading
Information label. See Tires on
page 10-41, Vehicle Load Limits on
page 9-14, and Tire Pressure on
page 10-50. The DIC also shows
the tire pressure values. See Driver
Information Center (DIC) on
page 5-27.
Black plate (42,1)

Transmission Messages

GRADE BRAKING DISABLED
This message displays when the
grade braking has been disabled
with the tow/haul mode button on
the end of the shift lever. See Tow/
Haul Mode on page 9-34, Automatic
Transmission on page 9-31, and
Cruise Control on page 9-45.
GRADE BRAKING ENABLED
This message displays when the
grade braking has been enabled
with the tow/haul mode button on
the end of the shift lever. See Tow/
Haul Mode on page 9-34, Automatic
Transmission on page 9-31, and
Cruise Control on page 9-45.
GRADE BRAKING ON
This message displays when the
grade braking has been activated
while driving on downhill grades.
This message will only appear the
first time the feature is activated in