towing GMC YUKON XL DENALI 2004 Owner's Guide

(g)Inspect system. Check all fuel and vapor lines and
hoses for proper hook-up, routing and condition.
Check that the purge valve works properly (if equipped).
Replace as needed.
(h)Change automatic transmission ¯uid and ®lter if the
vehicle is mainly driven under one or more of these
conditions:
þIn heavy city traffic where the outside temperature
regularly reaches 90ÉF (32ÉC) or higher.
þIn hilly or mountainous terrain.
þWhen doing frequent trailer towing.
þUses such as found in taxi, police or delivery
service.
(i)Drain, ¯ush and re®ll cooling system. See Engine
Coolant on page 5-23for what to use. Inspect hoses.
Clean radiator, condenser, pressure cap and ®ller neck.
Pressure test the cooling system and pressure cap.
(j)
A ¯uid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired and
the ¯uid level checked. Add ¯uid if needed.
Owner Checks and Services
These owner checks and services should be performed
at the intervals speci®ed to help ensure the safety,
dependability and emission control performance of your
vehicle. Your GM Goodwrench dealer can assist you
with these checks and services.
Be sure any necessary repairs are completed at once.
Whenever any ¯uids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
in
Recommended Fluids and Lubricants on page 6-13.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel ®ll.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 5-13for further
details.
Notice:It is important to check your oil regularly
and keep it at the proper level. Failure to keep your
engine oil at the proper level can cause damage
to your engine not covered by your warranty.
6-9

Locks
Delayed Locking........................................... 2-9
Door........................................................... 2-8
Lockout Protection.......................................2-13
Power Door.................................................. 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-12
Loss of Control...............................................4-15
LOW COOLANT LEVEL..................................3-59
Low Fuel Warning Light...................................3-45
Luggage Carrier..............................................2-44
Lumbar
Power Controls............................................. 1-4
M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill........................................... 6-9
At Least Once a Month................................6-10
At Least Once a Year..................................6-10
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-8
Maintenance Record....................................6-16
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-15
Owner Checks and Services........................... 6-9
Recommended Fluids and Lubricants.............6-13
Scheduled Maintenance................................. 6-4Maintenance Schedule (cont.)
Using Your................................................... 6-3
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-61
Making Turns.................................................4-59
Malfunction Indicator Light................................3-40
Matching Transmitter(s) to Your Vehicle............... 2-6
Memory Seat.................................................2-48
Message
DIC Warnings and Messages........................3-57
Mexico, Central America and Caribbean Islands/
Countries (Except Puerto Rico and U.S. Virgin
Islands)....................................................... 7-4
Mirrors
Automatic Dimming Rearview with OnStar
ž,
Compass and Temperature Display.............2-32
Outside Automatic Dimming Mirror with Curb
View Assist.............................................2-37
Outside Convex Mirror.................................2-36
Outside Heated Mirrors................................2-36
Outside Power Mirrors..................................2-35
MyGMLink.com................................................ 7-3
N
Navigation/Radio System..................................3-80
New Vehicle Break-In......................................2-18
Normal Maintenance Replacement Parts............6-15
9

Power (cont.)
Windows....................................................2-15
Power Steering...............................................4-11
Programmable Automatic Door Locks.................2-10
Programming the HomeLink
žTransmitter...........2-40
Q
Questions and Answers About Safety Belts.........1-29
R
Radio Data System (RDS)...............................3-65
Radio Messages.............................................3-72
Radios..........................................................3-64
Care of Your Cassette Tape Player................3-97
Care of Your CD and DVD Player..................3-99
Care of Your CD Changer............................3-98
Care of Your CDs and DVDs........................3-98
CD Changer...............................................3-93
Navigation/Radio System..............................3-80
Radio with Cassette and CD.........................3-65
Rear Seat Audio..........................................3-91
Setting the Time..........................................3-65
Theft-Deterrent............................................3-96
Understanding Reception..............................3-97
RDS Messages..............................................3-71
Reading Lamps..............................................3-18
REAR ACCESS OPEN....................................3-60Rear Axle......................................................5-46
Rear Climate Control System............................3-27
Rear Door Security Locks................................2-12
Rear Heated Seats........................................... 1-8
Rear Safety Belt Comfort Guides......................1-44
Rear Seat Audio Controls.................................3-91
Rear Seat Audio (RSA)....................................3-91
Rear Seat Entertainment System.......................3-80
Rear Seat Operation......................................... 1-7
Rear Seat Outside Passenger Positions.............1-41
Rear Seat Passengers, Safety Belts..................1-41
Rear Storage Area..........................................2-45
Rear Window Defogger....................................3-25
Rearview Mirror, Automatic Dimming with OnStarž,
Compass and Temperature Display..................2-32
Reclining Seatbacks.......................................... 1-5
Reclining the Seatbacks...................................1-22
Recommended Fluids and Lubricants.................6-13
Recreational Vehicle Towing.............................4-44
REDUCED ENGINE POWER...........................3-60
Remote Control..............................................3-84
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Removing the 50/50 Split Bench Seats..............1-14
Removing the Bench Seat................................1-20
Removing the Flat Tire and Installing
the Spare Tire.............................................5-79
Removing the Spare Tire and Tools...................5-75
REPLACE LIFTGATE FUSE.............................3-60
Replacement Bulbs.........................................5-52
11

Storage Areas (cont.)
Rear Storage Area.......................................2-45
Storing a Flat or Spare Tire, Jack and Tools.......5-84
Stuck in Sand, Mud, Ice or Snow......................4-41
Sun Visors.....................................................2-16
Sunroof.........................................................2-47
T
Tachometer....................................................3-32
Taillamps.......................................................5-51
Temperature and Compass Display....................2-32
Testing the Alarm............................................2-17
Theft-Deterrent, Radio.....................................3-96
Theft-Deterrent Systems...................................2-16
Content Theft-Deterrent................................2-16
Passlock
ž...................................................2-18
Third Row......................................................1-66
Third Row ± Lap Belt......................................1-40
Throttle, Adjustable..........................................2-21
TIGHTEN FUEL CAP......................................3-62
Tilt Wheel........................................................ 3-7
Tilting the 50/50 Split Bench Seat.....................1-13
Tilting the Full Bench Seat...............................1-18
Tire
Pressure Light.............................................3-40
Tire Sidewall Labeling......................................5-54
Tire Size.......................................................5-58
Tire Terminology and De®nitions........................5-60Tires.............................................................5-54
Buying New Tires........................................5-68
Chains.......................................................5-72
Changing a Flat Tire....................................5-74
If a Tire Goes Flat.......................................5-73
In¯ation - Tire Pressure................................5-62
Inspection and Rotation................................5-66
Pressure Monitor System..............................5-64
Uniform Tire Quality Grading.........................5-69
Wheel Alignment and Tire Balance.................5-71
Wheel Replacement.....................................5-71
When It Is Time for New Tires......................5-68
To Use the Engine Coolant Heater....................2-21
Top Strap......................................................1-57
Top Strap Anchor Location...............................1-59
Torque Lock...................................................2-29
Total Weight on Your Vehicle's Tires..................4-55
Tow/Haul Mode...............................................2-25
Tow/Haul Mode Light.......................................3-44
Towing
Recreational Vehicle.....................................4-44
Towing a Trailer..........................................4-51
Your Vehicle...............................................4-44
Traction
Off Light.....................................................3-38
Stabilitrak
žSystem........................................ 4-9
TRACTION ACTIVE........................................3-64
Traction Control Operation................................4-10
TRACTION SYS LIMITED................................3-63
14

Trailer
Recommendations.......................................4-51
Trailer Brakes.................................................4-57
Trailer Wiring Harness.....................................4-62
TRANS HOT IDLE ENGINE.............................3-63
Transfer Case................................................5-45
Transmission
Fluid, Automatic...........................................5-20
Temperature Gage.......................................3-39
TRANSMISSION HOT.....................................3-63
Transmission Operation, Automatic....................2-22
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-11
Transportation Options...................................... 7-7
Traveling to Remote Areas...............................4-18
Trip Information Button....................................3-47
Turn and Lane Change Signals.......................... 3-8
TURN SIGNAL ON.........................................3-64
Turn Signal/Multifunction Lever........................... 3-7
Turn Signals When Towing a Trailer..................4-59
U
Underhood Fuse Block...................................5-107
Understanding Radio Reception........................3-97
Unfolding the Seatback....................................1-18
Unfolding the Seatbacks..................................1-12
Uniform Tire Quality Grading............................5-69
United States................................................... 7-4Using HomeLink
ž...........................................2-42
Using the Recovery Hooks...............................4-42
V
Vehicle
Control........................................................ 4-5
Damage Warnings........................................... iv
Loading......................................................4-44
Symbols......................................................... iv
Vehicle Data Collection and Event Data Records..... 7-9
Vehicle Identi®cation
Number (VIN)............................................5-102
Service Parts Identi®cation Label..................5-102
Vehicle Personalization
Memory Seat..............................................2-48
Vehicle Storage..............................................5-39
Ventilation Adjustment......................................3-26
Video Screen.................................................3-83
Visors...........................................................2-16
Voltmeter Gage..............................................3-36
W
Warning Lights, Gages and Indicators................3-30
Warnings
DIC Warnings and Messages........................3-57
Hazard Warning Flashers............................... 3-6
Other Warning Devices.................................. 3-6
15