tow GMC SIERRA DENALI 2004 Manual PDF

(g)Add ¯uid as needed. A ¯uid loss could indicate a
problem; repair as needed. Check vent hose at transfer
case for kinks and proper installation.
(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 5-21for 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.
(k)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.
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 5-11for 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

Canada
General Motors of Canada Limited
Customer Communication Centre, 163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
1-800-263-3777 (English)
1-800-263-7854 (French)
1-800-263-3830
(For Text Telephone devices (TTYs))
Roadside Assistance: 1-800-268-6800
All Overseas Locations
Please contact the local General Motors Business Unit.
Mexico, Central America and
Caribbean Islands/Countries (Except
Puerto Rico and U.S. Virgin Islands)
General Motors de Mexico, S. de R.L. de C.V.
Customer Assistance Center
Paseo de la Reforma # 2740
Col. Lomas de Bezares
C.P. 11910, Mexico, D.F.
01-800-508-0000
Long Distance: 011-52-53 29 0 800
GM Mobility Program for Persons
with Disabilities
This program, available to
quali®ed applicants, can
reimburse you up to
$1,000 toward eligible
aftermarket driver or
passenger adaptive
equipment you may
require for your vehicle
(hand controls,
wheelchair/scooter
lifts, etc.).
This program can also provide you with free resource
information, such as area driver assessment centers and
mobility equipment installers. The offer is available for
a limited period of time from the date of vehicle
purchase/lease. For more details, or to determine your
vehicle's eligibility, see your GM dealer or call the
GM Mobility Assistance Center at 1-800-323-9935.
Text telephone (TTY) users, call 1-800-833-9935.
GM of Canada also has a Mobility Program.
Call 1-800-GM-DRIVE (463-7483) for details.
All TTY users call 1-800-263-3830.
7-5

Roadside Assistance Program
Security While You Travel
1-800-GMC-8782 (1-800-462-8782, Roadside
Assistance prompt)
As the proud owner of a new GMC vehicle, you are
automatically enrolled in the GMC Roadside Assistance
program. This value-added service is intended to
provide you with peace of mind as you drive in the city
or travel the open road. GMC's Roadside Assistance
toll-free number is staffed by courteous and capable
Roadside Assistance Representatives who are available
24 hours a day, 365 days a year.
We will provide the following services during the
Bumper-to-Bumper warranty period, at no expense
to you:
·Fuel Delivery:Delivery of enough fuel
($5 maximum) for the customer to get to the
nearest service station.
·Lock-out Service (identi®cation required):
Replacement keys or locksmith service will
be covered at no charge if you are unable to gain
entry into your vehicle. Delivery of the replacement
key will be covered within 10 miles.
·Emergency Tow:Tow to the nearest dealership for
warranty service or in the event of a
vehicle-disabling accident. Assistance when the
vehicle is mired in sand, mud or snow.
·Flat Tire Change:Installation of a spare tire will be
covered at no charge. (The customer is responsible
for the repair or replacement of the tire if not
covered by a warrantable failure.)
·Jump Start:No-start occurrences which require a
battery jump start will be covered at no charge.
·Dealer Locator Service
·Trip Routing:Your Roadside Assistance
Representative can provide you with speci®c
information regarding this feature.
·Trip Interruption Expense Bene®ts:Your
Roadside Assistance Representative can provide
you with speci®c information regarding this feature.
In many instances, mechanical failures are covered
under GMC's Bumper-to-Bumper warranty. However,
when other services are utilized, our Roadside
Assistance Representatives will explain any payment
obligations you might incur.
7-6

Reporting Safety Defects to the
Canadian Government
If you live in Canada, and you believe that your vehicle
has a safety defect, you should immediately notify
Transport Canada, in addition to notifying General
Motors of Canada Limited. You may write to:
Transport Canada
330 Sparks Street
Tower C
Ottawa, Ontario K1A 0N5
Reporting Safety Defects to General
Motors
In addition to notifying NHTSA (or Transport Canada) in
a situation like this, we certainly hope you'll notify us.
Please call us at 1-800-GMC-8782 (1-800-462-8782),
or write:
Pontiac-GMC Customer Assistance Center
P.O. Box 33172
Detroit, MI 48232-5172In Canada, please call us at 1-800-263-3777 (English)
or 1-800-263-7854 (French). Or, write:
General Motors of Canada Limited
Customer Communication Centre, 163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
Service Publications Ordering
Information
Service Manuals
Service Manuals have the diagnosis and repair
information on engines, transmission, axle, suspension,
brakes, electrical, steering, body, etc.
RETAIL SELL PRICE: $120.00
Transmission, Transaxle, Transfer
Case Unit Repair Manual
This manual provides information on unit repair service
procedures, adjustments, and speci®cations for GM
transmissions, transaxles, and transfer cases.
RETAIL SELL PRICE: $50.00
7-11

I
If No Steam Is Coming From Your Engine..........5-27
If Steam Is Coming From Your Engine...............5-26
If the Light is Flashing.....................................3-41
If the Light Is On Steady.................................3-42
If You Are Caught in a Blizzard.........................4-44
If You Are Stuck in Sand, Mud, Ice or Snow.......4-46
If You Do Decide To Pull A Trailer.....................4-59
Ignition Positions.............................................2-18
Illuminated Visor Vanity Mirrors.........................2-15
Infants and Young Children, Restraints...............1-32
In¯ation - Tire Pressure...................................5-67
Instrument Panel
Cluster.......................................................3-28
Overview..................................................... 3-2
Instrument Panel Brightness Control..................3-16
Instrument Panel Fuse Block..........................5-106
Interior Lamps................................................3-16
J
Jump Starting.................................................5-41
K
KEYFOB X BATTERY LOW.............................3-60
Keyless Entry System....................................... 2-3Keys............................................................... 2-2
L
Lamps
Exterior......................................................3-12
Interior.......................................................3-16
Lamps On Reminder.......................................3-14
Lap Belt........................................................1-23
Lap-Shoulder Belt...........................................1-14
LATCH System
Child Restraints...........................................1-44
Securing a Child Restraint Designed for the
LATCH System........................................1-46
Leaving Your Vehicle With the Engine
Running.....................................................2-27
Light
Air Bag Off .................................................3-30
Air Bag Readiness.......................................3-30
Anti-Lock Brake System Warning...................3-38
Battery Warning..........................................3-35
Brake System Warning.................................3-37
Cruise Control.............................................3-44
Low Fuel Warning.......................................3-45
Malfunction Indicator....................................3-40
Passenger Air Bag Status Indicator................3-33
Safety Belt Reminder...................................3-29
Tow/Haul Mode...........................................3-44
8

Loading Your Vehicle.......................................4-48
Loading Your Vehicle for Off-Road Driving..........4-19
Locks
Delayed Locking........................................... 2-8
Door........................................................... 2-6
Power Door.................................................. 2-7
Programmable Automatic Door Locks............... 2-8
Loss of Control...............................................4-17
LOW COOLANT LEVEL..................................3-60
Low Fuel Warning Light...................................3-45
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........................... 6-9Maintenance Schedule (cont.)
Recommended Fluids and Lubricants.............6-13
Scheduled Maintenance................................. 6-4
Using Your................................................... 6-3
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-68
Making Turns.................................................4-66
Malfunction Indicator Light................................3-40
Manual Selectable Ride..................................... 4-9
Matching Transmitter(s) to Your Vehicle............... 2-5
Memory Seat.................................................2-45
Message
DIC Warnings and Messages........................3-57
Mexico, Central America and Caribbean
Islands/Countries (Except Puerto Rico
and U.S. Virgin Islands)................................. 7-5
Mirrors
Automatic Dimming Rearview with OnStar
ž,
Compass and Temperature Display.............2-31
Outside Automatic Dimming Mirror.................2-35
Outside Convex Mirror.................................2-36
Outside Curb View Assist Mirrors...................2-35
Outside Heated Mirrors................................2-36
Outside Power Foldaway Mirrors....................2-34
Outside Power Mirrors..................................2-34
MyGMLink.com................................................ 7-3
9

Playing a Cassette Tape..................................3-74
Playing a CD.................................................3-77
Playing the Radio...........................................3-66
Power
Accessory Outlets........................................3-18
Door Locks.................................................. 2-7
Electrical System.......................................5-105
Lumbar Controls........................................... 1-4
Seat............................................................ 1-3
Steering Fluid.............................................5-34
Windows....................................................2-14
Power Steering...............................................4-10
Programmable Automatic Door Locks.................. 2-8
Programming the HomeLink
žTransmitter...........2-39
Puddle Lamps................................................3-14
Q
QUADRASTEERŸ..........................................4-12
Questions and Answers About Safety Belts.........1-13
R
Radio Data System (RDS)...............................3-65
Radio Messages.............................................3-71
Radios..........................................................3-64
Care of Your Cassette Tape Player................3-87
Care of Your CD Player...............................3-88
Care of Your CDs........................................3-88Radios (cont.)
CD Changer...............................................3-82
Navigation/Radio System..............................3-79
Radio with Cassette and CD.........................3-65
Rear Seat Audio..........................................3-80
Setting the Time..........................................3-64
Theft-Deterrent............................................3-85
Understanding Reception..............................3-86
RDS Messages..............................................3-70
Rear Axle......................................................5-47
Rear Doors....................................................2-11
Rear Safety Belt Comfort Guides......................1-27
Rear Seat Audio Controls.................................3-80
Rear Seat Audio (RSA)....................................3-80
Rear Seat Operation......................................... 1-8
Rear Seat Outside Passenger Positions.............1-24
Rear Seat Passengers, Safety Belts..................1-24
Rear Seat Top Strap Anchors...........................1-42
Rear Window Defogger....................................3-25
Rearview Mirror, Automatic Dimming
with OnStar
ž, Compass and Temperature
Display......................................................2-31
Reclining Seatbacks.......................................... 1-5
Recommended Fluids and Lubricants.................6-13
Recreational Vehicle Towing.............................4-48
REDUCED ENGINE POWER...........................3-60
Remote Alarm.................................................. 2-4
Remote Keyless Entry System............................ 2-3
Remote Keyless Entry System, Operation............ 2-4
11

Theft-Deterrent Systems...................................2-15
Content Theft-Deterrent................................2-16
Passlock
ž...................................................2-17
TIGHTEN FUEL CAP......................................3-62
Tilt Wheel........................................................ 3-5
Tire Sidewall Labeling......................................5-60
Tire Size.......................................................5-63
Tire Terminology and De®nitions........................5-64
Tires.............................................................5-59
Buying New Tires........................................5-70
Chains.......................................................5-74
Changing a Flat Tire....................................5-76
If a Tire Goes Flat.......................................5-75
In¯ation - Tire Pressure................................5-67
Inspection and Rotation................................5-68
Spare Tire..................................................5-95
Uniform Tire Quality Grading.........................5-71
Wheel Alignment and Tire Balance.................5-72
Wheel Replacement.....................................5-73
When It Is Time for New Tires......................5-69
To Use the Engine Coolant Heater....................2-21
Tonneau Cover...............................................2-43
Top Strap......................................................1-40
Top Strap Anchor Location...............................1-42
Torque Lock...................................................2-28
Total Weight on Your Vehicle's Tires..................4-63
Tow/Haul Mode...............................................2-24
Tow/Haul Mode Light.......................................3-44Towing
Recreational Vehicle.....................................4-48
Towing a Trailer..........................................4-58
Your Vehicle...............................................4-48
Traction
Manual Selectable Ride................................. 4-9
TRACTION ACTIVE........................................3-63
Trailer
Recommendations.......................................4-57
Trailer Brakes.................................................4-64
Trailer Wiring Harness.....................................4-69
Transfer Case................................................5-46
Transmission
Fluid, Automatic...........................................5-18
Temperature Gage.......................................3-39
TRANSMISSION HOT.....................................3-63
Transmission Operation, Automatic....................2-22
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-11
Transportation Options...................................... 7-8
Traveling to Remote Areas...............................4-20
Trip Information Button....................................3-47
Trip Odometer................................................3-29
Truck-Camper Loading Information....................4-55
Turn and Lane Change Signals.......................... 3-6
TURN SIGNAL ON.........................................3-63
Turn Signal/Multifunction Lever........................... 3-5
Turn Signals When Towing a Trailer..................4-66
Two-Tiered Loading.........................................4-54
14