2005 CHEVROLET SILVERADO ECU

Owner Checks and Services
These owner checks and services should be performed
at the intervals specied 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 (Gasoline Engine)
on page 6-14.
At the First 100, 1,000 and 6,000 Miles
(160, 1 600 and 10 000 km)
Check dual wheel nut torque. For proper torque,
seeCapacities and Specications on page 5-133.
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 (Gasoline Engine) on
page 5-20for 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.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL®
coolant mixture if necessary. SeeEngine Coolant
on page 5-35for further details.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in the windshield
washer uid reservoir and add the proper uid if
necessary.
At Least Once a Month
Tire Ination Check
Visually inspect your vehicle’s tires and make sure they
are inated to the correct pressures. Do not forget to
check the spare tire. SeeTires on page 5-73for further
details. Check to make sure the spare tire is stored
securely. SeeChanging a Flat Tire on page 5-91.
Tire Wear Inspection
Tire rotation may be required for high mileage highway
drivers prior to the Engine Oil Life System service
notication. Check the tires for wear and, if necessary,
rotate the tires. SeeTire Inspection and Rotation on
page 5-82.
6-11

While we hope you never have the occasion to
use our service, it is added security while traveling
for you and your family. Remember, we are only a
phone call away. Chevrolet Roadside Assistance:
1-800-CHEV-USA (1-800-243-8872), text telephone
(TTY) users, call1-888-889-2438.
Chevrolet reserves the right to limit services or
reimbursement to an owner or driver when,
in Chevrolet’s judgement, the claims become
excessive in frequency or type of occurrence.
Roadside Assistance is not part of or included in the
coverage provided by the New Vehicle Limited Warranty.
Chevrolet reserves the right to make any changes or
discontinue the Roadside Assistance program at
any time without notication.
Canadian Roadside Assistance
Vehicles purchased in Canada have an extensive
roadside assistance program accessible from anywhere
in Canada or the United States. Please refer to the
Warranty and Owner Assistance Information book.
Courtesy Transportation
To enhance your ownership experience, we and our
participating dealers are proud to offer Courtesy
Transportation, a customer support program for
new vehicles.
The Courtesy Transportation program is offered to
customers in conjunction with the Bumper-to-Bumper
coverage provided by the New Vehicle Limited Warranty.
Several transportation options are available when
warranty repairs are required. This will reduce your
inconvenience during warranty repairs.
Scheduling Service Appointments
When your vehicle requires warranty service, you should
contact your dealer and request an appointment.
By scheduling a service appointment and advising your
service consultant of your transportation needs, your
dealer can help minimize your inconvenience.
If your vehicle cannot be scheduled into the service
department immediately, keep driving it until it can be
scheduled for service, unless, of course, the problem is
safety-related. If it is, please call your dealership, let
them know this, and ask for instructions.
If the dealer requests that you simply drop the vehicle off
for service, you are urged to do so as early in the work
day as possible to allow for the same day repair.
7-7

Cargo Lamp...................................................3-19
Center Console Storage Area...........................2-75
Center High-Mounted Stoplamp (CHMSL)
and Cargo Lamp.........................................5-68
Center Passenger Position, Safety Belts.............1-23
Chains, Tire...................................................5-89
Check
Engine Light...............................................3-44
Checking Things Under the Hood......................5-12
Chemical Paint Spotting.................................5-120
Child Restraints
Child Restraint Systems...............................1-35
Infants and Young Children...........................1-32
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-45
Older Children.............................................1-30
Securing a Child Restraint Designed for
the LATCH System...................................1-47
Securing a Child Restraint in a Rear
Outside Seat Position...............................1-47
Securing a Child Restraint in the Center
Front Seat Position...................................1-51
Securing a Child Restraint in the Center
Rear Seat Position...................................1-49
Securing a Child Restraint in the Right
Front Seat Position (Crew Cab)..................1-52
Securing a Child Restraint in the
Right Front Seat Position (Regular
and Extended Cab)..........................1-54, 1-59Child Restraints (cont.)
Top Strap...................................................1-40
Top Strap Anchor Location............................1-42
Where to Put the Restraint...........................1-38
Chime Level Adjustment.................................3-127
Cigarette Lighter.............................................3-20
Cleaning
Aluminum or Chrome-Plated Wheels.............5-118
Exterior Lamps/Lenses................................5-117
Fabric/Carpet............................................5-114
Finish Care...............................................5-117
Inside of Your Vehicle.................................5-113
Instrument Panel, Vinyl, and Other
Plastic Surfaces.....................................5-115
Leather....................................................5-115
Tires........................................................5-119
Underbody Maintenance.............................5-120
Washing Your Vehicle.................................5-116
Weatherstrips............................................5-116
Windshield and Wiper Blades......................5-118
Climate Control System...................................3-20
Dual ..........................................................3-22
Dual Automatic............................................3-24
Outlet Adjustment........................................3-30
Clutch, Hydraulic.............................................5-34
Coinholder(s)..................................................2-75
Comfort Guides, Rear Safety Belt.....................1-27
Content Theft-Deterrent....................................2-19
Control of a Vehicle.......................................... 4-5
3

Coolant
Engine Temperature Gage............................3-42
Heater, Engine............................................2-25
Surge Tank Pressure Cap.............................5-38
Cooling System..............................................5-40
Cruise Control................................................3-10
Cruise Control Light........................................3-47
Cupholder(s)..................................................2-75
Customer Assistance Information
Courtesy Transportation.................................. 7-7
Customer Assistance for Text
Telephone (TTY) Users............................... 7-4
Customer Assistance Offices........................... 7-4
Customer Satisfaction Procedure..................... 7-2
GM Mobility Reimbursement Program............... 7-5
Reporting Safety Defects to General Motors....7-11
Reporting Safety Defects to the Canadian
Government............................................7-11
Reporting Safety Defects to the United States
Government............................................7-10
Roadside Assistance Program......................... 7-6
Service Publications Ordering Information........7-11
D
Daytime Running Lamps..................................3-14
Defensive Driving............................................. 4-2
Delayed Locking.............................................2-10Doing Your Own Service Work........................... 5-4
Dome Lamp Override......................................3-18
Dome Lamps .................................................3-17
Door
Delayed Locking..........................................2-10
Locks.......................................................... 2-8
Power Door Locks......................................... 2-9
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-13
Rear Doors.................................................2-14
Driver
Position, Safety Belt.....................................1-15
Driver Information Center (DIC).........................3-50
DIC Operation and Displays..........................3-51
DIC Vehicle Customization............................3-63
DIC Warnings and Messages........................3-54
Driving
At Night.....................................................4-35
City ...........................................................4-38
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Freeway.....................................................4-39
Hill and Mountain Roads..............................4-42
In Rain and on Wet Roads...........................4-36
Off-Road ....................................................4-20
Recovery Hooks..........................................4-49
Rocking Your Vehicle to Get it Out.................4-48
Winter........................................................4-44
4

Hill and Mountain Roads..................................4-42
HomeLink®Wireless Control System..................2-70
HomeLink®Wireless Control System Operation.....2-71
Hood
Checking Things Under................................5-12
Release.....................................................5-13
Horn ............................................................... 3-6
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-15
Hydraulic Clutch.............................................5-34
I
Ignition Positions.............................................2-22
Infants and Young Children, Restraints...............1-32
Ination -- Tire Pressure..................................5-80
Instrument Panel
Overview..................................................... 3-4
Instrument Panel (I/P)
Brightness..................................................3-17
Cluster.......................................................3-32
J
Jump Starting.................................................5-52
K
Keyless Entry System....................................... 2-5
Keys............................................................... 2-3
L
Labelling, Tire Sidewall....................................5-74
Lamps
Auxiliary Roof Mounted Lamp........................3-17
Cargo........................................................3-19
Dome ........................................................3-17
Dome Lamp Override...................................3-18
Fog ...........................................................3-16
Front Reading.............................................3-18
LATCH System
Child Restraints...........................................1-45
Securing a Child Restraint Designed for
the LATCH System...................................1-47
Latches, Seatback............................................ 1-8
Light
Airbag Off..................................................3-34
Airbag Readiness........................................3-34
Anti-Lock Brake System Warning...................3-41
Battery Warning..........................................3-38
Brake System Warning.................................3-40
Cruise Control.............................................3-47
Four-Wheel-Drive.........................................3-48
7

Light (cont.)
Highbeam On.............................................3-48
Low Fuel Warning.......................................3-49
Malfunction Indicator....................................3-44
Passenger Airbag Status Indicator..................3-36
Safety Belt Reminder...................................3-33
Security.....................................................3-47
Tow/Haul Mode ...........................................3-48
Traction Off................................................3-41
Up-Shift.....................................................3-39
Lighting
Entry.........................................................3-18
Exit ...........................................................3-18
Loading Your Vehicle.......................................4-50
Locking Rear Axle...........................................4-12
Lockout Protection..........................................2-13
Locks
Delayed Locking..........................................2-10
Door ........................................................... 2-8
Lockout Protection.......................................2-13
Power Door .................................................. 2-9
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-13
Loss of Control...............................................4-19
Low Fuel Warning Light...................................3-49
Lumbar
Power Controls............................................. 1-4M
Maintenance Schedule
Additional Required Services........................... 6-7
At Each Fuel Fill.........................................6-11
At Least Once a Month................................6-11
At Least Once a Year..................................6-12
At the First 100, 1,000 and 6,000 Miles
(160, 1 600 and 10 000 km)......................6-11
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-9
Maintenance Record....................................6-18
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-17
Owner Checks and Services.........................6-11
Recommended Fluids and Lubricants.............6-14
Scheduled Maintenance................................. 6-4
Using.......................................................... 6-3
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-44
Manual Seats................................................... 1-3
Manual Selectable Ride...................................4-11
Manual Transmission
Fluid..........................................................5-33
Operation...................................................2-32
Manual Windows............................................2-16
Memory Seat.................................................2-79
Message
DIC Warnings and Messages........................3-54
8

Parking
Brake........................................................2-51
Over Things That Burn.................................2-55
Parking Your Vehicle.......................................2-55
Passenger Airbag Status Indicator.....................3-36
Passenger Sensing System..............................1-73
Passing.........................................................4-17
Passlock
®......................................................2-21
Pickup Conversion to Chassis Cab....................4-63
Power
Accessory Outlet(s)......................................3-19
Door Locks.................................................. 2-9
Electrical System.......................................5-123
Lumbar Controls........................................... 1-4
Retained Accessory (RAP)............................2-23
Seat ............................................................ 1-4
Steering Fluid.............................................5-46
Windows....................................................2-17
Programmable Automatic Door Locks.................2-11
Q
QUADRASTEER™..........................................4-14
Questions and Answers About Safety Belts.........1-14
R
Radios..........................................................3-69
AM-FM Radio.............................................3-70
Care of Your Cassette Tape Player...............3-125Radios (cont.)
Care of Your CD and DVD Player................3-127
Care of Your CDs and DVDs .......................3-126
Radio with Cassette and CD.........................3-83
Radio with CD............................................3-73
Radio with Six-Disc CD................................3-98
Rear Seat Audio........................................3-122
Setting the Time for Radios with Radio
Data Systems (RDS)................................3-70
Setting the Time for Radios without
Radio Data Systems (RDS).......................3-69
Theft-Deterrent..........................................3-124
Understanding Reception............................3-125
Rear Axle......................................................5-58
Locking......................................................4-12
Rear Door Security Locks................................2-13
Rear Doors....................................................2-14
Rear Safety Belt Comfort Guides......................1-27
Rear Seat Audio (RSA)..................................3-122
Rear Seat Entertainment System.....................3-112
Rear Seat Operation...................................1-8, 1-9
Rear Seat Passengers, Safety Belts..................1-24
Rearview Mirror, Automatic Dimming with
Compass and Temperature Display................2-60
Rearview Mirror, Automatic Dimming with
OnStar
®, Compass and Temperature Display . . . 2-58
Rearview Mirrors.............................................2-58
Reclining Seatbacks.......................................... 1-6
Recommended Fluids and Lubricants.................6-14
Recovery Hooks.............................................4-49
10

Recreational Vehicle Towing.............................4-63
Remote Keyless Entry System............................ 2-5
Remote Keyless Entry System, Operation............ 2-6
Removing the Flat Tire and Installing the
Spare Tire..................................................5-96
Removing the Spare Tire and Tools...................5-92
Replacement Bulbs.........................................5-71
Reporting Safety Defects
Canadian Government..................................7-11
General Motors...........................................7-11
United States Government............................7-10
Restraint System Check
Checking the Restraint Systems....................1-79
Replacing Restraint System Parts
After a Crash..........................................1-80
Retained Accessory Power (RAP)......................2-23
Right Front Passenger Position, Safety Belts......1-23
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle to Get it Out....................4-48
Running the Engine While Parked.....................2-56
S
Safety Belt
Reminder Light............................................3-33
Safety Belts
Care of ....................................................5-116
Center Passenger Position............................1-23Safety Belts (cont.)
Driver Position............................................1-15
How to Wear Safety Belts Properly................1-15
Questions and Answers About
Safety Belts.............................................1-14
Rear Safety Belt Comfort Guides...................1-27
Rear Seat Passengers.................................1-24
Right Front Passenger Position......................1-23
Safety Belt Extender....................................1-29
Safety Belt Use During Pregnancy.................1-22
Safety Belts Are for Everyone.......................1-10
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-4
Seatback Latches............................................. 1-8
Seats
Head Restraints............................................ 1-7
Heated Seats............................................... 1-5
Manual........................................................ 1-3
Memory .....................................................2-79
Power Lumbar .............................................. 1-4
Power Seats................................................. 1-4
Rear Seat Operation...............................1-8, 1-9
Reclining Seatbacks...................................... 1-6
Seatback Latches.......................................... 1-8
Secondary Latch System................................5-105
Securing a Child Restraint
Center Front Seat Position............................1-51
Center Rear Seat Position............................1-49
Designed for the LATCH System...................1-47
11