
Black plate (10,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
11-10 Service and Maintenance
.As part of the multi‐point
inspection, trained dealer
technicians can visually inspect
the shocks and struts for signs
of leaking, blown seals,
or damage, and can advise
when service is needed.
Tires
Tires need to be properly inflated,
rotated, and balanced. Maintaining
the tires can save money, fuel, and
can reduce the risk of tire failure.
.Signs that the tires need to be
replaced include three or more
visible treadwear indicators; cord
or fabric showing through the
rubber; cracks or cuts in the
tread or sidewall; or a bulge or
split in the tire.
.Trained dealer technicians can
inspect and recommend the right
tires. Your dealer can also
provide tire/wheel balancing
services to ensure smooth
vehicle operation at all speeds.
Your dealer sells and services
name brand tires. Vehicle Care
To help keep the vehicle looking like
new, vehicle care products are
available from your dealer. For
information on how to clean and
protect the vehicle’s interior and
exterior, see
Interior Care on
page 10‑92 andExterior Care on
page 10‑89.
Wheel Alignment
Wheel alignment is critical for
ensuring that the tires deliver
optimal wear and performance.
.Signs that the alignment may
need to be adjusted include
pulling, improper vehicle
handling, or unusual tire wear.
.Your dealer has the required
equipment to ensure proper
wheel alignment.
Windshield
For safety, appearance, and the
best viewing, keep the windshield
clean and clear.
.Signs of damage include
scratches, cracks, and chips.
.Trained dealer technicians can
inspect the windshield and
recommend proper replacement
if needed.
Wiper Blades
Wiper blades need to be cleaned
and kept in good condition to
provide a clear view.
.Signs of wear include streaking,
skipping across the windshield,
and worn or split rubber.
.Trained dealer technicians can
check the wiper blades and
replace them when needed.

Black plate (12,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
11-12 Service and Maintenance
UsageFluid/Lubricant
Front Axle (1500 Series Vehicles with Four-Wheel Drive) SAE 80W-90 Axle Lubricant (GM Part No. 89021671, in
Canada 89021672).
Front Axle (2500 Series Vehicles with Four-Wheel Drive) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
Canada 89021678).
Rear Axle SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
Canada 89021678).
Transfer Case (Four-Wheel Drive) DEXRON
®-VI Automatic Transmission Fluid.
Front Axle Propshaft Spline or One-Piece Propshaft Spline
(Two-Wheel Drive with Auto. Trans.) Spline Lubricant, Special Lubricant (GM Part No. 12345879, in
Canada 10953511).
Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Outer Tailgate Handle Pivot Points Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).

Black plate (3,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
Technical Data 12-3
ApplicationCapacities
Metric English
Transmission Fluid (Pan Removal and Filter Replacement)
6L80-E Transmission 5.7 L 6.0 qt
6L90-E Transmission 6.0 L 6.3 qt
Transfer Case Fluid 1.5 L 1.6 qt
Wheel Nut Torque 190 Y140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
Engine Specifications
Engine VIN CodeSpark Plug Gap
5.3L V8 FlexFuel with Active Fuel Management™ (Iron
Block) (LMG) 0
1.02mm (0.040 in)
5.3L V8 FlexFuel with Active Fuel Management™(Aluminum
Block) (LC9) 7
1.02mm (0.040 in)
6.0L V8 (Iron Block) (L96) G1.02 mm (0.040 in)

Black plate (7,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
Customer Information 13-7
.Access third party enthusiast
sites and social media networks.
.Locate owner resources such as
lease-end, financing, and
warranty information.
.Retrieve your favorite articles,
quizzes, tips and multimedia
galleries organized into the
Features and Auto Care
Sections.
.Download the owner manual for
your vehicle, quickly and easily.
.Find the GMC-recommended
maintenance services for your
vehicle.
GM Mobility
Reimbursement Program
(U.S. and Canada)
This program is available to
qualified applicants for cost
reimbursement of eligible
aftermarket adaptive equipment
required for the vehicle, such as
hand controls or a wheelchair/
scooter lift for the vehicle.
For more information on the limited
offer, visit www.gmmobility.com or
call the GM Mobility Assistance
Center at 1-800-323-9935. Text
Telephone (TTY) users, call
1-800-833-9935.General Motors of Canada also has
a Mobility Program. Call
1-800-GM-DRIVE (463-7483) for
details. TTY users call
1-800-263-3830.
Roadside Assistance
Program (Mexico)
As a new owner, your vehicle is
automatically enrolled in the
Roadside Assistance program. The
services are available at no cost
under the terms and conditions of
the program. The Roadside
Assistance program is not part of,
or included, in the coverage
provided by the new vehicle limited
warranty.
Roadside Assistance provides
assistance to the driver and
passengers while driving the vehicle
within your city of residence or on
any passable road in Mexico, the
United States, and Canada.
Services are subject to the

Black plate (4,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
i-4 INDEX
Dual Automatic ClimateControl System . . . . . . . . . . . . . . . . 8-4
DVD Rear Seat EntertainmentSystem . . . . . . . . . . . . . . . . . . . . . . 7-36
DVD/CD Player . . . . . . . . . . . . . . . . 7-21
E
E85 Fuel . . . . . . . . . . . . . . . . . . . . . . . 9-59
Electrical Equipment, Add-On . . . . . . . . . . . . . . . . . . . . . . 9-80
Electrical System Engine Compartment
Fuse Block . . . . . . . . . . . . . . . . 10-34
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-34
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . 10-38
Overload . . . . . . . . . . . . . . . . . . . 10-33
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-2
Engine Air Cleaner/Filter . . . . . . . . . . . 10-13
Check and Service Engine
Soon Light . . . . . . . . . . . . . . . . . . 5-19
Compartment Overview . . . . . . . 10-5 Engine (cont'd)
Coolant . . . . . . . . . . . . . . . . . . . . . 10-15
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-14
Cooling System . . . . . . . . . . . . . 10-14
Cooling System Messages . . . 5-37
Drive Belt Routing . . . . . . . . . . . . 12-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-28
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-20
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-25
Oil Life System . . . . . . . . . . . . . . . 10-9
Oil Messages . . . . . . . . . . . . . . . . . 5-37
Oil Pressure Gauge . . . . . . . . . . 5-13
Overheated Protection Operating Mode . . . . . . . . . . . 10-20
Overheating . . . . . . . . . . . . . . . . 10-18
Power Messages . . . . . . . . . . . . . 5-38
Pressure Light . . . . . . . . . . . . . . . . 5-24
Running While Parked . . . . . . . . 9-29
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-23
Entry Lighting . . . . . . . . . . . . . . . . . . . 6-8
Equipment, Towing . . . . . . . . . . . . 9-71
Event Data Recorders . . . . . . . . 13-19
Exit Lighting . . . . . . . . . . . . . . . . . . . . 6-8
Extender, Safety Belt . . . . . . . . . . 3-27
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-2
F
Fan Engine . . . . . . . . . . . . . . . . . . . . . . 10-20
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Filter, Engine Air Cleaner . . . . . . . . . 10-13
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-2
Flashers, Hazard Warning . . . . . . 6-5
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-63 Changing . . . . . . . . . . . . . . . . . . . 10-65
Floor Mats . . . . . . . . . . . . . . . . . . . . 10-96
Fluid Automatic Transmission . . . . 10-10
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-23
Four-Wheel DriveTransfer Case . . . . . . . . . 9-34, 9-39
Power Steering . . . . . . . . . . . . . 10-21
Washer . . . . . . . . . . . . . . . . . . . . . 10-22
Fog Lamps
Bulb Replacement . . . . . . . . . . . . . 6-6
Folding Mirrors . . . . . . . . . . . . . . . . 2-18
Four-Wheel Drive . . . . . . . . . . . . 10-26, 9-34, 9-39
Front Axle . . . . . . . . . . . . . . . . . . . . 10-26

Black plate (11,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
INDEX i-11
ShiftingInto Park . . . . . . . . . . . . . . . . . . . . . . 9-26
Out of Park . . . . . . . . . . . . . . . . . . . 9-27
Side Blind Zone Alert . . . . . . . . . . 9-51
Sidemarker Bulb Replacement . . . . . . . . . . 10-31
Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 6-5
Snow Plow . . . . . . . . . . . . . . . . . . . . 9-81
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-12
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 5-23
System . . . . . . . . . . . . . . . . . . . . . . . 9-43
Start Assist, Hills . . . . . . . . . . . . . . 9-43
Start Vehicle, Remote . . . . . . . . . . 2-5
Starter Switch Check . . . . . . . . . 10-28
Starting the Engine . . . . . . . . . . . . 9-23
Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4 Fluid, Power . . . . . . . . . . . . . . . . 10-21
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-2
Steps Power Assist . . . . . . . . . . . . . . . . . 2-12 Stoplamps and Back-Up Lamps
Bulb Replacement . . . . . . . . . . 10-31
Storage Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Storage Areas Armrest . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Cargo Cover . . . . . . . . . . . . . . . . . . . 4-2
Center Console . . . . . . . . . . . . . . . . 4-2
Glove Box . . . . . . . . . . . . . . . . . . . . . 4-1
Roof Rack System . . . . . . . . . . . . . 4-3
Stuck Vehicle . . . . . . . . . . . . . . . . . . 9-15
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-22
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . iv
System Infotainment . . . . . . . . . . . . . . . . . . . 7-1
Roof Rack . . . . . . . . . . . . . . . . . . . . . 4-3
T
Tachometer . . . . . . . . . . . . . . . . . . . . 5-12
Taillamps
Bulb Replacement . . . . . . . . . . 10-31
Text Telephone (TTY) Users . . . 13-6
Theft-Deterrent Systems . . . . . . . 2-15
Immobilizer . . . . . . . . . . . . . . . . . . . 2-14
Third-Row Seats . . . . . . . . . . . . . . . 3-15 Throttle, Adjustable . . . . . . . . . . . . 9-21
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
Tires
Buying New Tires . . . . . . . . . . . 10-57
Chains . . . . . . . . . . . . . . . . . . . . . . 10-62
Changing . . . . . . . . . . . . . . . . . . . 10-65
Designations . . . . . . . . . . . . . . . 10-46
Different Size . . . . . . . . . . . . . . . 10-59
Full-Size Spare . . . . . . . . . . . . . 10-78
If a Tire Goes Flat . . . . . . . . . . 10-63
Inflation Monitor System . . . . 10-52
Inspection . . . . . . . . . . . . . . . . . . 10-55
Messages . . . . . . . . . . . . . . . . . . . . 5-42
Pressure Light . . . . . . . . . . . . . . . . 5-23
Pressure Monitor System . . . 10-51
Rotation . . . . . . . . . . . . . . . . . . . . 10-55
Secondary Latch System . . . 10-76
Sidewall Labeling . . . . . . . . . . . 10-43
Terminology andDefinitions . . . . . . . . . . . . . . . . . 10-47
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . 10-60
Wheel Alignment and Tire Balance . . . . . . . . . . . . . . . . . . . 10-61

Black plate (12,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
i-12 INDEX
Tires (cont'd)Wheel Replacement . . . . . . . . 10-61
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . 10-57
Winter . . . . . . . . . . . . . . . . . . . . . . 10-43
Tow/Haul Mode . . . . . . . . . . . . . . . . 9-33
Tow/Haul Mode Light . . . . . . . . . . 5-22
Towing Driving Characteristics . . . . . . . . 9-63
Equipment . . . . . . . . . . . . . . . . . . . . 9-71
General Information . . . . . . . . . . 9-63
Recreational Vehicle . . . . . . . . 10-84
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 9-66
Trailer Sway Control (TSC) . . . 9-80
Vehicle . . . . . . . . . . . . . . . . . . . . . 10-84
Traction Control System (TCS)/StabiliTrak
®Light . . . . . . . . . . . . 5-23
Trailer Sway Control (TSC) . . . . . . . . . . 9-80
Tow Mirrors . . . . . . . . . . . . . . . . . . . 2-16
Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-66
Transfer Case . . . . . . . . . . . 9-34, 9-39
Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 9-29
Fluid, Automatic . . . . . . . . . . . . 10-10
Messages . . . . . . . . . . . . . . . . . . . . 5-42 Transportation Program,
Courtesy . . . . . . . . . . . . . . . . . . . . 13-13
Trip Odometer . . . . . . . . . . . . . . . . . 5-12
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Turn Signal Bulb Replacement . . . . . . . . . . 10-31
U
Ultrasonic Parking Assist . . . . . . 9-50
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . 10-60
Universal Remote System . . . . . 5-53
Operation . . . . . . . . . . . . . . . . . . . . . 5-58
Programming . . . . . . . . . . . . . . . . . 5-53
Using This Manual . . . . . . . . . . . . . . . . iv
V
Vehicle Alarm System . . . . . . . . . . . . . . . . 2-13
Canadian Owners . . . . . . . . . . . . . . . iii
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Identification
Number (VIN) . . . . . . . . . . . . . . . 12-1
Load Limits . . . . . . . . . . . . . . . . . . . 9-16
Messages . . . . . . . . . . . . . . . . . . . . 5-35 Vehicle (cont'd)
Personalization . . . . . . . . . . . . . . . 5-45
Reminder Messages . . . . . . . . . . 5-43
Remote Start . . . . . . . . . . . . . . . . . . 2-5
Security . . . . . . . . . . . . . . . . . . . . . . 2-13
Towing . . . . . . . . . . . . . . . . . . . . . . 10-84
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . 10-50
Ventilation, Air . . . . . . . . . . . . . . . . . 8-13
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Voltmeter Gauge . . . . . . . . . . . . . . 5-15
W
Warning
Brake System Light . . . . . . . . . . . 5-21
Warning Lights, Gauges,
and Indicators . . . . . . . . . . . . . . . . 5-10
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iv Cautions and Danger . . . . . . . . . . . .iv
Hazard Flashers . . . . . . . . . . . . . . . 6-5
Washer Fluid . . . . . . . . . . . . . . . . . 10-22 Messages . . . . . . . . . . . . . . . . . . . . 5-44

Black plate (13,1)GMC Yukon/Yukon XL Owner Manual - 2013 - CRC 2nd edition - 8/15/12
INDEX i-13
WheelsAlignment and Tire
Balance . . . . . . . . . . . . . . . . . . . 10-61
Different Size . . . . . . . . . . . . . . . 10-59
Replacement . . . . . . . . . . . . . . . 10-61
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 10-57
Where to Put the Restraint . . . . 3-49
Windows . . . . . . . . . . . . . . . . . . . . . . 2-20 Power . . . . . . . . . . . . . . . . . . . . . . . . 2-21
Windshield
Wiper/Washer . . . . . . . . . . . . . . . . . 5-4
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . 9-13
Winter Tires . . . . . . . . . . . . . . . . . . 10-43
Wiper Blade Replacement . . . . 10-30
Wipers Rear Washer . . . . . . . . . . . . . . . . . . 5-5