2003 CHEVROLET BLAZER headlamp

Engine Compartment Fuse Block
The engine compartment fuse block is located under the
hood on the driver's side of the vehicle. SeeEngine
Compartment Overview on page 5-10for more
information on location.
Remove the cover by turning the fastener
counterclockwise. To reinstall the fuse panel cover,
push in and turn the fastener clockwise.Fuse Usage
TRL TRN Trailer Left Turn
TRR TRN Trailer Right Turn
TRL B/U Trailer Back Up Lamps
VEH B/U Vehicle Back Up Lamps
HDLP PWR Headlamp Power
5-88

Fuse Usage
RT TURN Right Turn Signal Front
LT TURN Left Turn Signal Front
HDLP W/W Not Used
LT TRN Left Turn Signal Rear
RT TRN Right Turn Signal Rear
RR PRK Right Rear Parking Lamps
TRL PRK Trailer Park Lamps
LTHDLP Left Headlamp
RTHDLP Right Headlamp
FRPRK Front Parking Lamps
INT BAT Instrument Panel Fuse Block Feed
ENG I Engine Sensors/Solenoids, MAF,
CAM, PURGE, VENT
ECM B Engine Control Module, Fuel Pump
Module, Oil Pressure
ABS Anti-Lock Brake System
ECM I Engine Control Module Injectors
F/PUMP Fuel PumpFuse Usage
DRL Daytime Running Lamps
A/C Air Conditioning
HORN Horn
W/W PMP Not Used
HORN Horn
BTSI Automatic Transmission Shift Lock
Control System
B/U LP Back Up Lamps
IGN B Column Feed,Ignition 2, 3, 4
STARTER Starter
RAP Retained Accessory Power
LD LEV Not Used
OXYSEN Oxygen Sensor
IGN E Engine
MIR/LKS Mirrors, Door Locks
FOG LP Fog Lamps
IGN A Starting and Charging Ignition 1
STUD #2 Accessory Feeds, Electric Brake
5-89

Audio System(s) (cont.)
Automatic Headlamp System............................3-11
Automatic Transfer Case..................................2-31
Automatic Transmission Check..........................6-28
Automatic Transmission Shift Lock Control
System Check.............................................6-29
Automatic Transmission...................................2-21
Fluid..........................................................5-17
Operation...................................................2-23
B
Backing Up....................................................4-61
Battery Replacement......................................... 2-6
Battery Run-Down Protection............................3-15
Battery..........................................................5-40
Before Leaving on a Long Trip.........................4-35
Before You Go Off-Roading..............................4-16
Body Lubrication Service..................................6-28
Brake Adjustment............................................5-39
Brake Fluid....................................................5-37
Brake Pedal Travel.........................................5-39
Brake Wear...................................................5-39
Brake............................................................2-34
Parking......................................................2-34
System Inspection.......................................6-32
System Warning Light..................................3-28
Brakes..........................................................5-37
Braking in Emergencies...................................4-10Braking........................................................... 4-8
Break-In, New Vehicle.....................................2-19
Bulb Replacement...........................................5-47
Halogen Bulbs............................................5-47
Headlamps.................................................5-48
One-Piece Front Turn Signal Lamps...............5-50
Replacement Bulbs......................................5-52
Taillamps....................................................5-51
Two-Piece Front Turn Signal Lamps...............5-50
Buying New Tires...........................................5-58C
California Fuel.................................................. 5-5
Canada ± Customer Assistance.......................... 7-5
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-8
Capacities and Speci®cations............................5-91
Capacities......................................................5-91
Carbon Monoxide...........................4-38, 4-54, 2-39
Care of.........................................................5-78
Safety Belts................................................5-78
Your Cassette Tape Player............................3-69
Your CD Player...........................................3-70
Your CDs ...................................................3-70
Cargo Cover..................................................2-58
Cargo Tie-Downs............................................2-58
Cassette Tape Messages.................................3-55
Cassette Tape Player Service...........................6-27
2

Driving On Grades..........................................4-62
Driving on Off-Road Hills.................................4-19
Driving on Snow or Ice....................................4-38
Driving Through Deep Standing Water...............4-32
Driving Through Flowing Water.........................4-32
Driving Uphill..................................................4-20
Driving with a Trailer.......................................4-60
Driving..........................................................4-28
At Night.....................................................4-28
City...........................................................4-33
Defensive..................................................... 4-3
Drunken....................................................... 4-4
Environment................................................. 4-3
Freeway.....................................................4-34
Hill and Mountain Roads..............................4-36
In Rain and on Wet Roads...........................4-30
Winter........................................................4-38
E
Electrical System............................................5-84
Add-On Equipment......................................5-84
Fuses and Circuit Breakers...........................5-85
Headlamps.................................................5-84
Power Windows and Other Power Options......5-85
Windshield Wiper Fuses...............................5-85
Electronic Transfer Case..................................2-29
Emergency Release for Opening Tailgate...........2-15Emissions Inspection and Maintenance
Programs...................................................3-32
Engine Compartment Fuse Block......................5-88
Engine Coolant Level Check.............................6-26
Engine Oil Additives........................................5-14
Engine Oil Level Check...................................6-26
Engine..........................................................5-15
Air Cleaner/Filter.........................................5-15
Battery.......................................................5-40
Check and Service Engine Soon Light............3-30
Compartment Overview................................5-10
Coolant Heater............................................2-22
Coolant Temperature Gage...........................3-29
Coolant......................................................5-22
Cooling System Inspection............................6-31
Exhaust.....................................................2-39
Fan Noise..................................................5-34
Oil .............................................................5-11
Overheating................................................5-25
Starting......................................................2-21
Entry Lighting.................................................3-14
Environmental Concerns..................................4-17
Erasing HomeLink
žButtons..............................2-47
Exit Lighting...................................................3-14
Express Down Window....................................2-12
Extender, Safety Belt.......................................1-31
Exterior Lamps...............................................3-11
5

Gate Operator and Canadian Programming........2-47
Getting Familiar with Off-Road Driving................4-17
Glove Box.....................................................2-48
GM Mobility Program for Persons with
Disabilities.................................................... 7-6
H
Hazard Warning Flashers................................... 3-3
Head Restraints............................................... 1-7
Headlamp High/Low-Beam Changer.................... 3-6
Headlamps....................................................5-48
Bulb Replacement.......................................5-47
Electrical System.........................................5-84
Halogen Bulbs............................................5-47
One-Piece Front Turn Signal Lamps...............5-50
Two-Piece Front Turn Signal Lamps...............5-50
Heated Seats................................................... 1-5
Heating.........................................................3-18
Highway Hypnosis...........................................4-36
Hill and Mountain Roads..................................4-36
Hitches..........................................................4-59
HomeLink Transmitter, Programming..................2-45
HomeLink
žTransmitter....................................2-44
Hood.............................................................. 5-8
Checking Things Under.................................. 5-8
Release....................................................... 5-9
Horn............................................................... 3-4How to Add Coolant to the Coolant
Recovery Tank............................................5-29
How to Add Coolant to the Radiator..................5-31
How to Add Fluid....................................5-19, 5-21
How to Check and Add Fluid............................5-22
How to Check Lubricant..........................5-45, 5-46
How to Check Power Steering Fluid..................5-35
How to Check................................5-17, 5-20, 5-56
How to Inspect the Engine Air
Cleaner/Filter..............................................5-16
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-14
Hydraulic Clutch System Check........................6-28
Hydraulic Clutch.............................................5-21
Hydroplaning..................................................4-31
I
If No Steam Is Coming From Your Engine..........5-26
If Steam Is Coming From Your Engine...............5-26
If the Light Is Flashing.....................................3-31
If the Light Is On Steady.................................3-31
If You Are Stuck in Sand, Mud, Ice or Snow.......4-42
If You Decide To Pull A Trailer..........................4-55
If You're Caught in a Blizzard...........................4-40
Ignition Positions.............................................2-19
Ignition Transmission Lock Check......................6-29
Infants and Young Children, Restraints...............1-34
In¯ation -- Tire Pressure..................................5-55
7