GMC 2009 Yukon XL Owner's Manual page 240

Units
Press the vehicle information button until UNITS displays.
This display allows you to select between English or
Metric units of measurement. Once in this display, press
the set/reset button to select between ENGLISH or
METRIC units. All of the vehicle information will then be
displayed in the unit of measurement selected.
Tire Pressure
On vehicles with the Tire Pressure Monitor System
(TPMS), the pressure for each tire can be viewed in the
DIC. The tire pressure will be shown in either pounds
per square inch (psi) or kilopascals (kPa). Press the
vehicle information button until the DIC displays FRONT
TIRES PSI (kPa) LEFT ## RIGHT ##. Press the
vehicle information button again until the DIC displays
REAR TIRES PSI (kPa) LEFT ## RIGHT ##.
If a low or high tire pressure condition is detected by the
system while driving, a message advising you to
check the pressure in a specific tire will appear in the
display. See Inflation - Tire Pressure on page 5-70 and
DIC Warnings and Messages on page 3-64 for more
information.
If the tire pressure display shows dashes instead of a
value, there may be a problem with your vehicle. If this
consistently occurs, see your dealer/retailer for service.
3-56
Trailer Gain and Output
On vehicles with the Integrated Trailer Brake Control
(ITBC) system, the trailer brake display appears in
the DIC. Press the vehicle information button until
TRAILER GAIN and OUTPUT display.
TRAILER GAIN shows the trailer gain setting. This
setting can be adjusted from 0.0 to 10.0 with either a
trailer connected or disconnected. To adjust this setting,
see "Integrated Trailer Brake Control System" under
Towing a Trailer on page 4-52 for more information.
OUTPUT shows the power output to the trailer anytime
a trailer with electric brakes is connected. Output is
displayed in 0 to 10 bars. Dashes may appear in
the OUTPUT display. See "Integrated Trailer Brake
Control System" under Towing a Trailer on page 4-52
for more information.
Engine Hours
Press the vehicle information button until ENGINE
HOURS displays. This display shows the total number
of hours the engine has run.