2008 GMC YUKON XL key

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name, part
number, or specication can be obtained from your
dealer/retailer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. To determine the
proper viscosity for your vehicle’s
engine, seeEngine Oil on
page 5-15.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 5-28.
Hydraulic Brake
SystemDelco
®Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Usage Fluid/Lubricant
Windshield
WasherOptikleen
®Washer Solvent.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184, in
Canada 89021186).
Automatic
TransmissionDEXRON
®-VI Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Chassis
LubricationChassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Front Axle
(1500 Series
Vehicles with
Four-Wheel
Drive)SAE 80W-90 Axle Lubricant
(GM Part No. U.S. 89021671, in
Canada 89021672).
Front Axle
(2500 Series
Vehicles with
Four-Wheel
Drive)SAE 75W-90
Synthetic Axle Lubricant
(GM Part No. U.S. 89021677,
in Canada 89021678) meeting
GM Specication 9986115.
6-13

To read data recorded by an EDR, special equipment is
required, and access to the vehicle or the EDR is
needed. In addition to the vehicle manufacturer, other
parties, such as law enforcement, that have the special
equipment, can read the information if they have
access to the vehicle or the EDR.
GM will not access this data or share it with others
except: with the consent of the vehicle owner or, if the
vehicle is leased, with the consent of the lessee; in
response to an official request of police or similar
government office; as part of GM’s defense of litigation
through the discovery process; or, as required by
law. Data that GM collects or receives may also be used
for GM research needs or may be made available to
others for research purposes, where a need is shown
and the data is not tied to a specic vehicle or
vehicle owner.
OnStar®
If your vehicle has OnStar and you subscribe to the
OnStar services, please refer to the OnStar Terms
and Conditions for information on data collection and
use. See alsoOnStar
®System on page 2-60in
this manual for more information.
Navigation System
If your vehicle has a navigation system, use of the
system may result in the storage of destinations,
addresses, telephone numbers, and other trip
information. Refer to the navigation system operating
manual for information on stored data and for deletion
instructions.
Radio Frequency
Identication (RFID)
RFID technology is used in some vehicles for functions
such as tire pressure monitoring and ignition system
security, as well as in connection with conveniences
such as key fobs for remote door locking/unlocking and
starting, and in-vehicle transmitters for garage door
openers. RFID technology in GM vehicles does not use
or record personal information or link with any other
GM system containing personal information.
7-17

K
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Labeling, Tire Sidewall.....................................5-65
Lamps
Auxiliary Roof Mounted Lamp........................3-19
Dome........................................................3-20
Dome Lamp Override...................................3-20
Reading.....................................................3-21
Lap Belt........................................................1-49
Lap-Shoulder Belt...........................................1-43
LATCH System
Child Restraints...........................................1-61
Level Control..................................................4-48
License Plate Lamps.......................................5-61
Liftgate, Power...............................................2-15
Liftgate/Liftglass..............................................2-13
Liftglass/Liftgate..............................................2-13
Light
Airbag Readiness........................................3-40
Antilock Brake System Warning.....................3-46
Brake System Warning.................................3-44
Charging System.........................................3-43
Cruise Control.............................................3-53
Fog Lamp..................................................3-53
Highbeam On.............................................3-53Light (cont.)
Low Fuel Warning.......................................3-55
Malfunction Indicator....................................3-48
Oil Pressure...............................................3-52
Passenger Airbag Status Indicator..................3-41
Safety Belt Reminders..................................3-39
Security.....................................................3-52
StabiliTrak®Indicator....................................3-46
Tire Pressure..............................................3-47
Tow/Haul Mode...........................................3-53
Lighting
Entry.........................................................3-20
Exit...........................................................3-20
Lights
Exterior Lamps............................................3-16
Flash-to-Pass............................................... 3-9
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-17
Loading Your Vehicle.......................................4-35
Locking Rear Axle............................................ 4-6
Lockout Protection..........................................2-12
Locks
Delayed Locking..........................................2-11
Door..........................................................2-10
Lockout Protection.......................................2-12
Power Door................................................2-11
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-12
Loss of Control...............................................4-12
Low Fuel Warning Light...................................3-55
7

O
Odometer......................................................3-39
Odometer, Trip...............................................3-39
Off-Road Driving.............................................4-13
Off-Road Recovery..........................................4-11
Oil
Engine.......................................................5-15
Pressure Gage............................................3-51
Pressure Light.............................................3-52
Oil, Engine Oil Life System..............................5-18
Older Children, Restraints................................1-51
Online Owner Center........................................ 7-4
OnStar, Privacy..............................................7-17
OnStar
®System, see OnStar®Manual...............2-60
Operation, Universal Home Remote System........2-64
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-33
Outlets
Accessory Power.........................................3-22
Outside
Automatic Dimming Mirror.............................2-57
Convex Mirror.............................................2-57
Heated Mirrors............................................2-57
Manual Mirrors............................................2-54
Power Foldaway Mirrors...............................2-56
Power Mirrors.............................................2-55
Trailer-Tow Mirrors.......................................2-54Overheated Engine Protection
Operating Mode..........................................5-33
Owner Checks and Services.............................. 6-9
Owners, Canadian............................................... ii
P
Paint, Damage..............................................5-114
Park Aid........................................................2-58
Park Brake....................................................2-43
Park (P)
Shifting Into................................................2-44
Shifting Out of............................................2-46
Park Tilt Mirrors..............................................2-57
Parking
Assist........................................................2-58
Over Things That Burn.................................2-46
Passenger Airbag Status Indicator.....................3-41
Passenger Sensing System..............................1-85
Passing.........................................................4-11
PASS-Key
®III+..............................................2-24
PASS-Key®III+ Operation................................2-24
Perchlorate Materials Requirements, California...... 5-4
Power
Door Locks.................................................2-11
Electrical System.......................................5-117
Liftgate......................................................2-15
Lumbar Controls........................................... 1-4
Retained Accessory (RAP)............................2-27
9

Power (cont.)
Running Boards..........................................2-18
Seat............................................................ 1-3
Steering Fluid.............................................5-39
Windows....................................................2-20
Privacy..........................................................7-16
Event Data Recorders..................................7-16
Navigation System.......................................7-17
OnStar.......................................................7-17
Radio Frequency Identication.......................7-17
Programmable Automatic Door Locks.................2-11
R
Radio Frequency Identication (RFID), Privacy....7-17
Radios..........................................................3-81
Radio(s)........................................................3-84
Radios
Navigation/Radio System, see Navigation
Manual.................................................3-114
Rear Seat Audio........................................3-125
Reception.................................................3-129
Setting the Clock.........................................3-82
Theft-Deterrent..........................................3-127
Rainsense™ II Wipers.....................................3-10
Reading Lamps..............................................3-21
Rear Air Conditioning and Heating System.........3-33
Rear Air Conditioning and Heating System and
Electronic Climate Controls...........................3-35Rear Axle......................................................5-52
Locking........................................................ 4-6
Rear Door Security Locks................................2-12
Rear Heated Seats.........................................1-11
Rear Seat Armrest..........................................2-73
Rear Seat Audio (RSA)..................................3-125
Rear Seat Entertainment System.....................3-115
Rear Side Window Antenna............................3-130
Rear Storage Area..........................................2-73
Rear Windshield Washer/Wiper.........................3-12
Rearview Mirror, Automatic Dimming with
Compass and Temperature Display................2-52
Rearview Mirror, Automatic Dimming with OnStar
®,
Compass and Temperature Display..................2-49
Reclining Seatbacks.......................................... 1-8
Recommended Fluids and Lubricants.................6-13
Recovery Hooks.............................................4-34
Recreational Vehicle Towing.............................4-45
Remote Keyless Entry (RKE) System.................. 2-4
Remote Keyless Entry (RKE) System, Operation..... 2-5
Remote Vehicle Start........................................ 2-8
Removing the Flat Tire and Installing the
Spare Tire..................................................5-94
Removing the Spare Tire and Tools...................5-90
Replacement Bulbs.........................................5-61
Replacement Parts, Maintenance......................6-15
Reporting Safety Defects
Canadian Government..................................7-14
General Motors...........................................7-14
United States Government............................7-14
10

Sheet Metal Damage.....................................5-114
Shifting Into Park (P).......................................2-44
Shifting Out of Park (P)...................................2-46
Signals, Turn and Lane-Change.......................... 3-8
Snow Plow....................................................4-41
Spare Tire....................................................5-107
Installing....................................................5-94
Removing...................................................5-90
Storing.....................................................5-103
Specications, Capacities...............................5-124
Speedometer..................................................3-39
Split Bench Seat (60/40)..................................1-12
StabiliTrak
®System.......................................... 4-6
StabiliTrak®Indicator Light................................3-46
Start Vehicle, Remote....................................... 2-8
Starting the Engine.........................................2-28
Steering.......................................................... 4-9
Steering Wheel Controls, Audio.......................3-128
Steering Wheel, Tilt Wheel................................. 3-6
Storage Areas
Center Console Storage Area........................2-71
Cupholder(s)...............................................2-71
Glove Box..................................................2-71
Luggage Carrier..........................................2-72
Rear Seat Armrest.......................................2-73
Rear Storage Area.......................................2-73
Stuck in Sand, Mud, Ice, or Snow.....................4-33
Sun Visors.....................................................2-21
Sunroof.........................................................2-74
T
Tachometer....................................................3-39
Taillamps
Turn Signal, Stoplamps and Back-up Lamps....5-60
Theft-Deterrent, Radio....................................3-127
Theft-Deterrent Systems...................................2-22
Content Theft-Deterrent................................2-22
PASS-Key
®III+...........................................2-24
PASS-Key®III+ Operation.............................2-24
Third Row Seat..............................................1-25
Tilt Wheel........................................................ 3-6
Time, Setting..................................................3-82
Tire
Pressure Light.............................................3-47
Tires.............................................................5-64
Aluminum or Chrome-Plated Wheels,
Cleaning...............................................5-113
Buying New Tires........................................5-80
Chains.......................................................5-86
Changing a Flat Tire....................................5-88
Cleaning...................................................5-114
Different Size..............................................5-82
If a Tire Goes Flat.......................................5-87
Ination - Tire Pressure................................5-72
Inspection and Rotation................................5-78
Installing the Spare Tire................................5-94
Pressure Monitor Operation...........................5-75
Pressure Monitor System..............................5-73
Removing the Flat Tire.................................5-94
12