fuse CHEVROLET SILVERADO 2004 1.G Owner's Manual

Center Instrument Panel Fuse Block
The center instrument panel utility block is located
underneath the instrument panel, to the left of the
steering column.
Device Usage
SEO Special Equipment Option
TRAILER Trailer Brake Wiring
UPFIT Uptter (Not Used)
SL RIDERide Control
Harness Connection
HDLR 2 Headliner Wiring Connector
Device Usage
BODY Body Wiring Connector
DEFOG Rear Defogger Relay
HDLNR 1 Headliner Wiring Connector 1
SPARE RELAY Not Used
CB SEATDriver and Passenger Seat
Module Circuit Breaker
CB RT DOORRight Power Windows
Circuit Breaker
SPARE Not Used
INFOInfotainment
Harness Connection
5-126

Underhood Fuse BlockThe underhood fuse block in the engine compartment
on the driver’s side of the vehicle near the battery.
Lift the cover for access to the fuse/relay block.
To remove fuses hold the end of the fuse between your
thumb and index nger and pull straight out.
SeeEngine Compartment Overview on page 5-14for
more information on its location.
5-127

*1— Gasoline Engine and Diesel Engine.
*2— Gasoline Engine; ECMRPV — Diesel Engine.
*3— Gasoline Engine; FUEL HT — Diesel Engine.
*4— Gasoline Engine; ECM I — Diesel Engine.
*5— IGN/EDU
Fuses Usage
GLOW PLUGDiesel Glow Plugs and Intake
Air Heater
CUST FEED Gasoline Accessory Power
STUD #1Auxiliary Power (Single
Battery and Diesels Only)/
Dual Battery (TP2) Do not
install fuse.
MBECMid Bussed Electrical Center
Power Feed, Front Seats,
Right Doors
BLOWER Front Climate Control Fan
LBECLeft Bussed Electrical
Center, Door Modules, Door
Locks, Auxiliary Power
Outlet — Rear Cargo Area
and Instrument Panel
Fuses Usage
STUD 2Accessory Power/Trailer
Wiring Brake Feed
ABS Anti-Lock Brakes
VSES/ECAS Vehicle Stability
IGN A Ignition Power
IGN B Ignition Power
LBEC 1Left Bussed Electrical Center,
Left Doors, Truck Body
Controller, Flasher Module
TRL PARK Parking Lamps Trailer Wiring
RR PARKRight Rear Parking and
Sidemarker Lamps
LR PARKLeft Rear Parking and
Sidemarker Lamps
PARK LP Parking Lamps Relay
STARTER Starter Relay
INTPARK Interior Lamps
STOP LP Stoplamps
TBC BATTTruck Body Controller
Battery Feed
SUNROOF Sunroof
SEO B2 Off-Road Lamps
5-129

Fuses Usage
4WSVent Solenoid
Canister/Quadrasteer
Module Power
RR HVAC Not Used
AUX PWRAuxiliary Power
Outlet — Console
IGN 1 Ignition Relay
PCM 1 Powertrain Control Module
ETC/ECMElectronic Throttle Control,
Electronic Brake Controller
IGN EInstrument Panel Cluster, Air
Conditioning Relay, Turn
Signal/Hazard Switch,
Starter Relay
RTD Ride Control
TRL B/U Backup Lamps Trailer Wiring
PCM BPowertrain Control Module,
Fuel Pump
F/PMP Fuel Pump (Relay)
B/U LPBack-up Lamps, Automatic
Transmission Shift Lock
Control System
RR DEFOG Rear Window DefoggerFuses Usage
HDLP-HI Headlamp High Beam Relay
PRIME Not Used
02B Oxygen Sensors
SIRSupplemental Inatable
Restraint System
FRT PARKFront Parking Lamps,
Sidemarker Lamps
DRLDaytime Running
Lamps (Relay)
SEO IGN Rear Defog Relay
TBC IGN1 Truck Body Controller Ignition
HI HDLP-LT High Beam Headlamp-Left
LH HID Not Used
DRL Daytime Running Lamps
IPC/DICInstrument Panel Cluster/
Driver Information Center
HVAC/ECAS Climate Control Controller
CIG LTR Cigarette Lighter
HI HDLP-RT High Beam Headlamp-Right
HDLP-LOW Headlamp Low Beam Relay
A/C COMP Air Conditioning Compressor
5-130

Fuses Usage
A/C COMPAir Conditioning Compressor
Relay
RR WPR Not Used
RADIO Audio System
SEO B1Mid Bussed Electrical Center,
Rear Heated Seats,
HomeLink
LO HDLP-LT Headlamp Low Beam-Left
BTSIBrake Transmission Shift
Interlock System
CRANK Starting System
LO HDLP-RT Headlamp Low Beam-Right
FOG LP Fog Lamp Relay
FOG LP Fog LampsFuses Usage
HORN Horn Relay
W/S WASHWindshield Washer
Pump Relay
W/S WASH Windshield Washer Pump
INFOOnStar/Rear Seat
Entertainment
RADIO AMP Radio Amplier
RH HID Not Used
HORN Horn
EAP Not Used
TREC All-Wheel Drive Module
SBA Supplemental Brake Assist
5-131

C
California Fuel.................................................. 5-6
Canada – Customer Assistance.......................... 7-5
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-7
Capacities and Specications..........................5-132
Car Washes for QUADRASTEER™
Equipped Vehicles.......................................4-17
Carbon Monoxide...................2-15, 2-53, 4-46, 4-70
Care of
Safety Belts..............................................5-117
Your Cassette Tape Player..........................3-129
Your CD and DVD Player...........................3-130
Your CDs and DVDs..................................3-130
Cargo Lamp...................................................3-17
CARGO LAMP ON.........................................3-65
Cassette Tape Messages.................................3-97
CD Adapter Kits.............................................3-97
CD Messages...............................3-86, 3-99, 3-113
Center Console Storage Area...........................2-68
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp...............................................5-68
Center Instrument Panel Fuse Block................5-126
Center Passenger Position, Safety Belts.............1-24
Chains, Tires..................................................5-91
CHANGE ENGINE OIL....................................3-66
Check Engine Light.........................................3-48
CHECK OIL LEVEL.........................................3-65CHECK WASHER FLUID.................................3-65
Checking Brake Fluid......................................5-50
Checking Coolant............................................5-36
Checking Engine Oil........................................5-20
Checking Things Under the Hood......................5-12
Chemical Paint Spotting.................................5-120
Child Restraints
Child Restraint Systems...............................1-38
Infants and Young Children...........................1-34
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-47
Older Children.............................................1-32
Securing a Child Restraint Designed for the
LATCH System................................1-48, 1-49
Securing a Child Restraint in a Center Rear
Seat Position...........................................1-56
Securing a Child Restraint in a Rear Outside
Seat Position...........................................1-53
Securing a Child Restraint in the Center Front
Seat Position...........................................1-58
Securing a Child Restraint in the Right Front
Seat Position (Crew Cab)..........................1-58
Securing a Child Restraint in the Right
Front Seat Position (Regular and
Extended Cab).........................................1-61
Top Strap...................................................1-42
Top Strap Anchor Location............................1-43
Where to Put the Restraint...........................1-41
3

E
Easy Exit Seat...............................................2-72
Electrical System
Add-On Equipment.....................................5-123
Fuses and Circuit Breakers.........................5-123
Power Windows and Other Power Options.......5-123
Windshield Wiper Fuses.............................5-123
Electronic Transfer Case..................................2-44
Emissions Inspection and Maintenance
Programs...................................................3-50
Engine
Air Cleaner/Filter.........................................5-25
Battery.......................................................5-52
Check and Service Engine Soon Light............3-48
Coolant......................................................5-35
Coolant Heater............................................2-26
Coolant Temperature Gage...........................3-46
Drive Belt Routing.......................................6-18
Engine Compartment Overview......................5-14
Exhaust.....................................................2-53
Fan Noise..................................................5-46
Oil .............................................................5-20
Overheating................................................5-38
Starting......................................................2-24
ENGINE COOLANT HOT.................................3-66
Engine Hour Meter Display...............................3-35
Engine Oil Additives........................................5-23
ENGINE OVERHEATED..................................3-66Entry Lighting.................................................3-18
Environmental Concerns..................................4-25
Event Data Recorders (EDR)............................. 7-9
Exit Lighting...................................................3-18
Express Down Windows..................................2-18
Extended Cab........................................1-56, 2-14
Extended Cab and Crew Cab...........................1-53
Extender, Safety Belt.......................................1-31
Exterior Lamps...............................................3-13
F
Fifth Wheel and Gooseneck Trailering................4-89
Filter
Engine Air Cleaner......................................5-25
Finding a Program Type (PTY) Station
(RDS and XM™).......................3-79, 3-90, 3-104
Finding a Station..................3-74, 3-77, 3-88, 3-102
Finish Care..................................................5-118
Finish Damage.............................................5-120
Five-Speed (VORTEC™ 4300 V6 and
4800 V8 Engines)........................................2-32
Five-Speed (VORTEC™ 6000 V8 Engine)...........2-31
Fixed Mast Antenna.......................................3-130
Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-92
Flat Tire, Changing.........................................5-93
6

Fluid
Automatic Transmission........................5-27, 5-30
Manual Transmission....................................5-33
Power Steering...........................................5-46
Windshield Washer......................................5-47
FM Stereo....................................................3-128
Fog Lamps....................................................3-16
Folding the Rear Seat....................................... 1-9
Following Distance..........................................4-91
Four-Wheel Drive....................................2-36, 5-60
Four-Wheel-Drive Light....................................3-51
Front Axle Locking Feature...............................2-36
Front Reading Lamps......................................3-18
Front Storage Area.........................................2-68
Fuel............................................................... 5-5
Additives...................................................... 5-7
California Fuel.............................................. 5-6
E-85 (85% Ethanol)....................................... 5-8
Filling a Portable Fuel Container....................5-11
Filling Your Tank........................................... 5-9
Fuels in Foreign Countries.............................. 5-9
Gage.........................................................3-52
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-6
Low Warning Light.......................................3-53Fuel Information Button....................................3-56
FUEL LEVEL LOW.........................................3-66
Fuses
Fuses and Circuit Breakers.........................5-123
Windshield Wiper.......................................5-123
G
Gage
Engine Coolant Temperature.........................3-46
Fuel..........................................................3-52
Oil Pressure...............................................3-50
Speedometer..............................................3-35
Tachometer.................................................3-35
Transmission Temperature.............................3-46
Voltmeter Gage...........................................3-42
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-6
Getting Familiar with Off-Road Driving................4-25
Glove Box.....................................................2-67
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
7

H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-8
Headlamp High/Low-Beam Changer.................... 3-8
Headlamps....................................................5-63
Bulb Replacement.......................................5-63
Front Turn Signal, Sidemarker and Daytime
Running Lamps........................................5-65
Halogen Bulbs............................................5-63
Pickup Box Identication and Fender
Marker Lamps.........................................5-69
Roof Marker Lamps.....................................5-66
Headphones.................................................3-115
Heated Seats................................................... 1-5
Heating.........................................................3-30
Heavy-DutyTrailer Wiring Harness Package........4-96
Highway Hypnosis...........................................4-43
Hill and Mountain Roads..................................4-44
Hitches..........................................................4-88
Hood
Checking Things Under................................5-12
Release.....................................................5-12
Horn............................................................... 3-6
How to Add Coolant to the Coolant Surge Tank
for Gasoline Engines....................................5-43
How to Add Fluid............................5-30, 5-33, 5-34How to Check and Add Fluid............................5-35
How to Check Lubricant...................................5-59
How to Check Power Steering Fluid..................5-47
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-16
Hydraulic Clutch.............................................5-34
Hydroplaning..................................................4-39
I
If No Steam Is Coming From Your Engine..........5-40
If Steam Is Coming From Your Engine...............5-39
If the Light is Flashing.....................................3-49
If the Light Is On Steady.................................3-49
If You Are Caught in a Blizzard.........................4-48
If You Are Stuck in Sand, Mud, Ice or Snow.......4-50
If You Do Decide To Pull A Trailer.....................4-70
Ignition Positions.............................................2-23
Infants and Young Children, Restraints...............1-34
Ination - Tire Pressure...................................5-82
Instrument Panel
Cluster.......................................................3-34
Overview..................................................... 3-4
Instrument Panel Brightness Control..................3-18
Instrument Panel Fuse Block..........................5-124
Interior Lamps................................................3-18
8

Trip Odometer................................................3-35
Truck-Camper Loading Information....................4-67
Turn and Lane Change Signals.......................... 3-8
TURN SIGNAL ON.........................................3-72
Turn Signal/Multifunction Lever........................... 3-7
Turn Signals When Towing a Trailer..................4-92
Two-Tiered Loading.........................................4-62
U
Underhood Fuse Block...................................5-127
Understanding Radio Reception.......................3-128
Uniform Tire Quality Grading............................5-88
United States – Customer Assistance.................. 7-4
Up-Shift Light.................................................3-43
Using Cleaner on Fabric................................5-115
Using Song List Mode...................................3-112
Using the Recovery Hooks (Except SS Model).......4-51
V
Vehicle
Control........................................................ 4-5
Damage Warnings........................................... iv
Loading......................................................4-56
Parking Your...............................................2-52
Symbols......................................................... ivVehicle Data Collection and Event Data
Recorders.................................................... 7-9
Vehicle Identication
Number (VIN)............................................5-122
Service Parts Identication Label..................5-122
Vehicle Personalization
Memory Seat..............................................2-70
Vehicle Storage..............................................5-53
Video Screen................................................3-117
Visors...........................................................2-19
Voltmeter Gage..............................................3-42
W
Warning Lights, Gages and Indicators................3-33
Warnings
DIC Warnings and Messages........................3-64
Hazard Warning Flashers............................... 3-6
Other Warning Devices.................................. 3-6
Safety and Symbols......................................... iii
Vehicle Damage.............................................. iv
Washing Your Vehicle....................................5-117
Weight Distributing Hitches and Weight
Carrying Hitches..........................................4-89
Weight of the Trailer........................................4-72
Weight of the Trailer Tongue.............................4-87
What Kind of Engine Oil to Use........................5-22
What to Add..................................................5-50
What to Do with Used Oil................................5-25
17