2005 GMC YUKON XL seats

Seats and Restraint Systems........................... 1-1
Front Seats
............................................... 1-3
Rear Seats
............................................... 1-8
Safety Belts
.............................................1-27
Child Restraints
.......................................1-47
Airbag System
.........................................1-70
Restraint System Check
............................1-85
Features and Controls..................................... 2-1
Keys
........................................................ 2-3
Doors and Locks
....................................... 2-8
Windows
.................................................2-15
Theft-Deterrent Systems
............................2-17
Starting and Operating Your Vehicle
...........2-19
Mirrors
....................................................2-32
OnStar
®System
......................................2-37
HomeLink®Transmitter
.............................2-39
Storage Areas
.........................................2-43
Sunroof
..................................................2-47
Vehicle Personalization
.............................2-48
Instrument Panel............................................. 3-1
Instrument Panel Overview
.......................... 3-4
Climate Controls
......................................3-20
Warning Lights, Gages, and Indicators
........3-28
Driver Information Center (DIC)
..................3-46
Audio System(s)
.......................................3-67Driving Your Vehicle....................................... 4-1
Your Driving, the Road, and Your Vehicle
..... 4-2
Towing
...................................................4-50
Service and Appearance Care.......................... 5-1
Service
..................................................... 5-3
Fuel
......................................................... 5-5
Checking Things Under the Hood
...............5-10
All-Wheel Drive
........................................5-47
Rear Axle
...............................................5-48
Front Axle
...............................................5-48
Bulb Replacement
....................................5-50
Windshield Wiper Blade Replacement
.........5-55
Tires
......................................................5-56
Appearance Care
.....................................5-94
Vehicle Identication
...............................5-104
Electrical System
....................................5-105
Capacities and Specications
...................5-114
Maintenance Schedule..................................... 6-1
Maintenance Schedule
................................ 6-2
Customer Assistance and Information.............. 7-1
Customer Assistance and Information
........... 7-2
Reporting Safety Defects
...........................7-11
Index................................................................ 1
2005 GMC Yukon Denali/Yukon XL Denali Owner ManualM

Vehicle Damage Warnings
Also, in this manual you will nd these notices:
Notice:These mean there is something that could
damage your vehicle.
A notice tells about something that can damage the
vehicle. Many times, this damage would not be covered
by your vehicle’s warranty, and it could be costly. But
the notice will tell what to do to help avoid the damage.
When you read other manuals, you might see
CAUTION and NOTICE warnings in different colors or in
different words.
There are also warning labels on the vehicle. They use
the same words, CAUTION or NOTICE.
Vehicle Symbols
The vehicle has components and labels that use
symbols instead of text. Symbols are shown along with
the text describing the operation or information
relating to a specic component, control, message,
gage, or indicator.
If you need help guring out a specic name of a
component, gage, or indicator, reference the following
topics:
Seats and Restraint Systems in Section 1
Features and Controls in Section 2
Instrument Panel Overview in Section 3
Climate Controls in Section 3
Warning Lights, Gages, and Indicators in Section 3
Audio System(s) in Section 3
Engine Compartment Overview in Section 5
iv

Front Seats......................................................1-3
Power Seats..................................................1-3
Power Lumbar...............................................1-4
Heated Seats.................................................1-5
Reclining Seatbacks........................................1-6
Head Restraints.............................................1-7
Rear Seats.......................................................1-8
Rear Seat Operation.......................................1-8
Heated Seats.................................................1-9
60/40 Split Bench Seat..................................1-10
50/50 Split Bench Seat..................................1-13
Bench Seat..................................................1-18
Bucket Seats...............................................1-24
Safety Belts...................................................1-27
Safety Belts: They Are for Everyone................1-27
Questions and Answers About Safety Belts......1-31
How to Wear Safety Belts Properly.................1-32
Driver Position..............................................1-32
Safety Belt Use During Pregnancy..................1-39
Right Front Passenger Position.......................1-40
Center Passenger Position.............................1-40
Rear Seat Passengers..................................1-41
Rear Safety Belt Comfort Guides for Children
and Small Adults.......................................1-44
Safety Belt Extender.....................................1-47Child Restraints.............................................1-47
Older Children..............................................1-47
Infants and Young Children............................1-50
Child Restraint Systems.................................1-53
Where to Put the Restraint.............................1-56
Top Strap....................................................1-57
Top Strap Anchor Location.............................1-58
Lower Anchorages and Top Tethers for
Children (LATCH System)...........................1-61
Securing a Child Restraint Designed for the
LATCH System.........................................1-63
Securing a Child Restraint in a Rear Outside
Seat Position............................................1-63
Securing a Child Restraint in a Center Rear
Seat Position............................................1-65
Securing a Child Restraint in the Right Front
Seat Position............................................1-67
Airbag System...............................................1-70
Where Are the Airbags?................................1-73
When Should an Airbag Inate?.....................1-76
What Makes an Airbag Inate?.......................1-77
How Does an Airbag Restrain?.......................1-77
What Will You See After an Airbag Inates?.....1-78
Passenger Sensing System............................1-79
Section 1 Seats and Restraint Systems
1-1

Servicing Your Airbag-Equipped Vehicle...........1-84
Adding Equipment to Your Airbag-Equipped
Vehicle....................................................1-84Restraint System Check..................................1-85
Checking Your Restraint Systems...................1-85
Replacing Restraint System Parts After
a Crash...................................................1-86
Section 1 Seats and Restraint Systems
1-2

Front Seats
Power Seats
Horizontal Control:You can adjust your vehicle’s front
seats with the horizontal control located on the
outboard edge of each front seat.Raise or lower the front of the seat by raising or
lowering the forward edge of the control. Raise or lower
the rear of the seat by raising or lowering the rear
edge of the control.
Move the seat forward or rearward by moving the whole
control toward the front or toward the rear of the vehicle.
Moving the whole control up or down raises or lowers the
entire seat cushion.
Vertical Control:You can use the vertical control to
adjust the angle of the seatback. Move the reclining
seatback forward or rearward by moving the top of the
control toward the front or toward the rear of the
vehicle.
For information on the reclining seatbacks, seeReclining
Seatbacks on page 1-6.
Your vehicle may have a memory function which allows
seat settings to be saved and recalled. SeeMemory
Seat on page 2-48for more information.
1-3

Power Lumbar
Your vehicle’s seats may be equipped with power
lumbar.
You can increase or
decrease lumbar support
in an area of the lower
seatback with this control,
located on the outboard
sides of the front seat(s).
To increase support, press and hold the front of the
control. To decrease support, press and hold the rear of
the control. Let go of the control when the lower
seatback reaches the desired level of support.You can also reshape the side wing area of the lower
seatback for more lateral support.
To increase support, press and hold the top of the
control. To decrease support, press and hold the bottom
of the control. Let go of the control when the lower
seatback reaches the desired level of support.
Your vehicle may have a memory function which allows
seat settings to be saved and recalled. SeeMemory
Seat on page 2-48for more information.
1-4

Heated Seats
If your vehicle is equipped
with this feature, the
buttons are located on the
front doors. The engine
must be running for
the heated seats to work.
To heat the entire seat, press the horizontal button with
the heated seat and seatback symbol. Press the button to
cycle through the temperature settings of high, medium
and low and to turn the heated seat off. Indicator lights
will be lit to designate the level of heat selected: three for
high, two for medium, and one for low.The low setting warms the seatback and cushion until
the seat temperature is near body temperature. The
medium and high settings heat the seatback and seat
cushion to a slightly higher temperature. You will be able
to feel heat in about two minutes.
To heat only the seatback, press the vertical button with
the heated seatback symbol. An indicator light on the
seatback button will be lit to designate that only the
seatback is being heated. Additional presses of
the seatback button will cycle through the heat levels for
the seatback only. Press the horizontal button again
to heat the whole seat.
The heated front seats will shut off automatically when
the ignition is turned off.
1-5

Rear Seats
Rear Seat Operation
Entering or Exiting the Third Row
Seats
Yukon Denali:To enter or exit the third row seat, you
must fold the second row seat down following the
instructions later in this section. See “Folding the
Seatback” under60/40 Split Bench Seat on page 1-10.
If you are exiting the third row seat with no assistance,
do the following:
1. Reach over the second
row seat and pull up on
the strap loop. Then
pull the seat cushion up
and push it forward.
2. Next, push the seatback forward until it is at with
the oor.Be sure to return the seat to the passenger position
when nished. Pull forward and push rearward on the
seat to make sure it is locked in place.
Yukon XL Denali:The passenger’s side of the second
row 60/40 or rear bucket seat has an easy entry/exit
feature. This makes it easy to get in and out of the third
row seat.
To operate the easy entry seat, do the following:
1. Lift the release lever on the back of the seat.
2. Tilt the seatback toward the front of the vehicle and
the seat will release.
1-8