trailer GMC YUKON 2019 Workshop Manual

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
344 Vehicle Care
week of the year 2010 would
have a four-digit DOT date
of 0310.
(4) Tire Identification Number
(TIN)
:The letters and numbers
following the DOT code are the
Tire Identification Number (TIN).
The TIN shows the
manufacturer and plant code,
tire size, and date the tire was
manufactured. The TIN is
molded onto both sides of the
tire, although only one side may
have the date of manufacture.
(5) Tire Ply Material
:The type
of cord and number of plies in
the sidewall and under the tread.
(6) Uniform Tire Quality
Grading (UTQG)
:Tire
manufacturers are required to
grade tires based on three
performance factors: treadwear,
traction, and temperature
resistance. For more
information, see Uniform Tire
Quality Grading 0359. (7) Maximum Cold Inflation
Load Limit
:Maximum load that
can be carried and the
maximum pressure needed to
support that load. For
information on recommended
tire pressure see Tire Pressure
0 348 and Vehicle Load Limits
0 212.
(8) Temporary Use Only
:Only
use a temporary spare tire until
the road tire is repaired and
replaced. This spare tire should
not be driven on over 112 km/h
(70 mph), or 88 km/h (55 mph)
when pulling a trailer, with the
proper inflation pressure. See
Full-Size Spare Tire 0373.
Tire Designations
Tire Size
The example shows a typical
passenger vehicle tire size.
Passenger (P-Metric) Tire
(1) Passenger (P-Metric) Tire:
The United States version of a
metric tire sizing system. The
letter P as the first character in
the tire size means a passenger
vehicle tire engineered to
standards set by the U.S. Tire
and Rim Association.
(2) Tire Width
:The three-digit
number indicates the tire section
width in millimeters from
sidewall to sidewall.
(3) Aspect Ratio
:A two-digit
number that indicates the tire
height-to-width measurements.
For example, if the tire size
aspect ratio is 75, as shown in
item C of the tire illustration, it

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
Vehicle Care 373
Correctly Stored
Incorrectly Stored
8. Reinstall the spare tire lock. 9. Reinstall the hoist shaft access
cover.
If equipped, reinstall the hitch
cover and turn the retainers
clockwise.
To store the tools:
1. Return the tools (wheel wrench, jack handle, and jack
handle extensions) to the
tool bag.
2. Assemble the wheel blocks and jack together with the
wing nut.
3. Position the jack and wheel blocks in the driver side trim
panel over the wheelhouse.
4. Turn the jack knob clockwise until the jack is secured tight in
the mounting bracket. Be sure
to position the holes in the
base of the jack onto the pin in
the mounting bracket.
5. Use the retaining bracket to fasten the tool bag on the stud
and turn the wing nut clockwise
to secure.
6. Close the trim panel door.
Full-Size Spare Tire
If this vehicle came with a full-size
spare tire, it was fully inflated when
new, however, it can lose air over
time. Check the inflation pressure
regularly.
See Tire Pressure 0348 and
Vehicle Load Limits 0212. For
instructions on how to remove,
install, or store a spare tire, see Tire
Changing 0363.
If equipped with a temporary use
full-size spare tire, it is indicated on
the tire sidewall. See Tire Sidewall
Labeling 0343. This spare tire
should not be driven on over
112 km/h (70 mph), or 88 km/h
(55 mph) when pulling a trailer, at
the proper inflation pressure. Repair
and replace the road tire as soon as
it is convenient, and stow the spare
tire for future use.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
Vehicle Care 379
recreational vehicle towing are
dinghy and dolly towing. Dinghy
towing is towing the vehicle with all
four wheels on the ground. Dolly
towing is towing the vehicle with two
wheels on the ground and two
wheels on a dolly.
Follow the tow vehicle
manufacturer’s instructions. See
your dealer or trailering professional
for additional advice and equipment
recommendations.
Here are some important things to
consider before recreational vehicle
towing:
. Before towing the vehicle,
become familiar with the local
laws that apply to recreational
vehicle towing. These laws may
vary by region.
. What is the towing capacity of
the towing vehicle? Be sure to
read the tow vehicle
manufacturer's
recommendations. .
What is the distance that will be
traveled? Some vehicles have
restrictions on how far and how
long they can tow.
. Is the proper towing equipment
going to be used? See your
dealer or trailering professional
for additional advice and
equipment recommendations.
. Is the vehicle ready to be
towed? Just as preparing the
vehicle for a long trip, make sure
the vehicle is prepared to be
towed.
Caution
Use of a shield mounted in front
of the vehicle grille could restrict
airflow and cause damage to the
transmission. The repairs would
not be covered by the vehicle
warranty. If using a shield, only
use one that attaches to the
towing vehicle.
Dinghy Towing
Two-Wheel-Drive Vehicles
Caution
If the two-wheel-drive vehicle is
towed with all four wheels on the
ground, the drivetrain
components could be damaged.
The repairs would not be covered
by the vehicle warranty.
Two-wheel-drive vehicles should not
be towed with all four wheels on the
ground.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-12460267) - 2019 - crc - 9/11/18
394 Service and Maintenance
The Tire Rotation and Required
Services are the responsibility of the
vehicle owner. It is recommended to
have your dealer perform these
services every 12 000 km/7,500 mi.
Proper vehicle maintenance helps to
keep the vehicle in good working
condition, improves fuel economy,
and reduces vehicle emissions.
Because of the way people use
vehicles, maintenance needs vary.
There may need to be more
frequent checks and services. The
Additional Required Services -
Normal are for vehicles that:
.Carry passengers and cargo
within recommended limits on
the Tire and Loading Information
label. See Vehicle Load Limits
0 212.
. Are driven on reasonable road
surfaces within legal driving
limits. .
Use the recommended fuel.
See Recommended Fuel
(L86 6.2L V8 Engine) 0269 or
Recommended Fuel (L83 5.3L
V8 Engine) 0269.
Refer to the information in the
Maintenance Schedule Additional
Required Services - Normal chart.
The Additional Required Services -
Severe are for vehicles that are:
. Mainly driven in heavy city traffic
in hot weather.
. Mainly driven in hilly or
mountainous terrain.
. Frequently towing a trailer.
. Used for high speed or
competitive driving.
. Used for taxi, police, or delivery
service. Refer to the information in the
Maintenance Schedule Additional
Required Services - Severe chart.
{Warning
Performing maintenance work can
be dangerous and can cause
serious injury. Perform
maintenance work only if the
required information, proper tools,
and equipment are available.
If they are not, see your dealer to
have a trained technician do the
work. See
Doing Your Own
Service Work 0297.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Cana-
da/Mexico-12460267) - 2019 - crc - 9/11/18
Index 447
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 146
Text Telephone (TTY) Users . . . . 414
Theft-Deterrent Systems . . . . . . . . . 55Immobilizer . . . . . . . . . . . . . . . . . . . . . 55
Third-Row Seats . . . . . . . . . . . . . . . . . 79
Throttle, Adjustable . . . . . . . . . . . . . 216
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341 All-Season . . . . . . . . . . . . . . . . . . . . 342
All-Terrain . . . . . . . . . . . . . . . . . . . . 343
Buying New Tires . . . . . . . . . . . . . 357
Chains . . . . . . . . . . . . . . . . . . . . . . . . 361
Changing . . . . . . . . . . . . . . . . . . . . . 363
Designations . . . . . . . . . . . . . . . . . 344
Different Size . . . . . . . . . . . . . . . . . 358
Full-Size Spare . . . . . . . . . . . . . . . 373
If a Tire Goes Flat . . . . . . . . . . . . 362
Inspection . . . . . . . . . . . . . . . . . . . . 354
Low Profile . . . . . . . . . . . . . . . . . . . 342
Pressure . . . . . . . . . . . . . . . . . 348, 349
Pressure Light . . . . . . . . . . . . . . . . 158
Pressure Monitor Operation . . 350
Pressure Monitor System . . . . . 349
Rotation . . . . . . . . . . . . . . . . . . . . . . 355
Sidewall Labeling . . . . . . . . . . . . . 343
Terminology and Definitions . . 345 Tires (cont'd)
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . 359
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . . . 360
Wheel Replacement . . . . . . . . . . 360
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 356
Winter . . . . . . . . . . . . . . . . . . . . . . . . 342
Top Tier Fuel . . . . . . . . . . . . . . . . . . . 268
Tow/Haul Mode . . . . . . . . . . . . . . . . . 233
Tow/Haul Mode Light . . . . . . . . . . . 156
Towing Driving Characteristics . . . . . . . . 273
Equipment . . . . . . . . . . . . . . . . . . . . 284
General Information . . . . . . . . . . 273
Recreational Vehicle . . . . . . . . . . 378
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 278
Trailer Sway Control (TSC) . . . 292
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 378
Traction Control System(TCS)/StabiliTrak Light . . . . . . 158
Off Light . . . . . . . . . . . . . . . . . . . . . . 157
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . 242
Trailer Sway Control (TSC) . . . . . . . . . . 292 Trailer (cont'd)
Towing . . . . . . . . . . . . . . . . . . . . . . . . 278
Transfer Case . . . . . . . . . . . . . . . . . . 234
Transmission Automatic . . . . . . . . . . . . . . . . . . . . . 228
Fluid, Automatic . . . . . . . . . 305, 308
Temperature Gauge . . . . . . . . . . 149
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . 417
Trip Odometer . . . . . . . . . . . . . . . . . . 146
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 185
U
Uniform Tire Quality Grading . . . 359
Universal Remote System . . . . . . 177Operation . . . . . . . . . . . . . . . . . . . . . 180
Programming . . . . . . . . . . . . . . . . . 177
Using This Manual . . . . . . . . . . . . . . . . 2
V
Vehicle
Alarm System . . . . . . . . . . . . . . . . . . 53
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 201
Identification Number (VIN) . . . 408
Load Limits . . . . . . . . . . . . . . . . . . . 212
Messages . . . . . . . . . . . . . . . . . . . . 168
Personalization . . . . . . . . . . . . . . . 169