2003 CHEVROLET TAHOE headlamp

Front Turn Signal, Sidemarker and
Daytime Running Lamps
A. Sidemarker Lamp
B. Retainer Clip
C. Front Turn Signal Lamp
D. Daytime Running Lamp
1. Remove the headlamp assembly as mentioned
previously.
2. Press the retainer clip, located behind the turn
signal housing, towards the outside of the vehicle.3. Pull the turn signal housing out from the vehicle.
4. Press the locking release lever, turn the bulb socket
counterclockwise and remove it from the turn signal
housing.
5. Remove the old bulb from the bulb socket.
6. Put the new bulb into the bulb socket. Use care not
to touch the bulb with your ®ngers or hands.
7. Put the bulb socket into the turn signal housing and
turn it clockwise until it locks.
8. Put the turn signal housing back onto the vehicle
placing the hook and posts on the inner side into
the alignment holes ®rst and then the outer side into
the retainer bracket. Push until you hear a click.
9. Put the headlamp assembly back into the vehicle.
5-61

Replacement Bulbs
Exterior Lamp Bulb Number
Low-Beam Headlamps 9006
High-Beam Headlamps 9005
Daytime Running Lamps (DRL) 4114K
Front Roof Marker Lamp 194
Front Parking and Turn Lamp 3457A
Rear Marker Lamp, Taillamp and
Stop Lamp3157
Rear Turn Lamp 3157
Back-up Lamp 3157
For any bulb not listed here contact your dealer.
Windshield Wiper Blade
Replacement
Windshield wiper blades should be inspected at least
twice a year for wear and cracking. SeeAt Least Twice
a Year on page 6-12for more information.
Replacement blades come in different types and are
removed in different ways. For proper type and length,
see
Normal Maintenance Replacement Parts on
page 5-121.To replace the windshield wiper blade assembly do the
following:
1. Lift the wiper arm and turn the blade until it is
facing away from the windshield.
2. Push the release lever and slide the wiper assembly
toward the driver's side of the vehicle.
3. Install a new blade by reversing Steps 1 and 2.
5-66

{CAUTION:
Using the wrong replacement wheels, wheel
bolts or wheel nuts on your vehicle can be
dangerous. It could affect the braking and
handling of your vehicle, make your tires lose
air and make you lose control. You could have
a collision in which you or others could be
injured. Always use the correct wheel, wheel
bolts and wheel nuts for replacement.
Notice:The wrong wheel can also cause problems
with bearing life, brake cooling, speedometer or
odometer calibration, headlamp aim, bumper height,
vehicle ground clearance and tire or tire chain
clearance to the body and chassis.
See
Changing a Flat Tire on page 5-77for more
information.
Used Replacement Wheels
{CAUTION:
Putting a used wheel on your vehicle is
dangerous. You can't know how it's been used
or how far it's been driven. It could fail
suddenly and cause a crash. If you have to
replace a wheel, use a new GM original
equipment wheel.
5-75

Fuses Usage
SUNROOF Sunroof
SEO B2 Off-Road Lamps
4WSVent Solenoid
Canister/Quadrasteer Module
Power
RR HVAC Rear Climate Control
AUX PWRAuxiliary Power Outlet Ð
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)Fuses Usage
B/U LPBack-up Lamps, Automatic
Transmission Shift Lock
Control System
RR DEFOG Rear Window Defogger
HDLP-HI Headlamp High Beam Relay
PRIME Not Used
SIRSupplemental In¯atable
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
5-116

Fuses Usage
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
A/C COMPAir Conditioning Compressor
Relay
RR WPR Rear Wiper/Washer
RADIO Audio System
SEO B1Mid Bussed Electrical Center,
HomeLink, Rear Heated
Seats
LO HDLP-LT Headlamp Low Beam-Left
BTSIBrake Transmission Shift
Interlock System
CRANK Starting System
LO HDLP-RT Headlamp Low Beam-RightFuses Usage
FOG LP Fog Lamp Relay
FOG LP Fog Lamps
HORN Horn Fuse
HORN Horn Relay
W/S WASHWindshield and Rear Window
Washer Pump Relay
W/S WASHWindshield and Rear Window
Washer Pump
INFOOnStar/Rear Seat
Entertainment
RADIO AMP Radio Ampli®er
RH HID Not Used
EAP Electric Adjustable Pedals
TREC All-Wheel Drive Module
SBA Supplemental Brake Assist
5-117

Audio System(s) (cont.)
Care of Your CDs and DVDs.......................3-128
Chime Level Adjustment.............................3-129
Fixed Mast Antenna...................................3-129
Radio with Cassette and CD.........................3-87
Radio with CD............................................3-76
Radio with Six-Disc CD..............................3-101
Rear Seat Audio (RSA)...............................3-124
Setting the Time for Radios with Radio Data
Systems (RDS)........................................3-73
Setting the Time for Radios without Radio
Data Systems (RDS)................................3-72
Theft-Deterrent Feature...............................3-125
Understanding Radio Reception...................3-127
XMŸ Satellite Radio Antenna System...........3-129
Automatic Headlamp System............................3-15
Automatic Level Control...................................4-64
Automatic Transfer Case..................................2-30
Automatic Transmission Check..........................6-12
Automatic Transmission Shift Lock Control
System Check.............................................6-14
Automatic Transmission...................................5-26
Fluid..........................................................5-26
Operation...................................................2-26
AutorideŸ.....................................................4-64
Auxiliary Roof Mounted Lamp Switch.................3-17B
Backing Up....................................................4-74
BATTERY NOT CHARGING.............................3-65
Battery Replacement......................................... 2-6
Battery Run-Down Protection............................3-19
Battery Warning Light......................................3-41
Battery..........................................................5-48
Before Leaving on a Long Trip.........................4-47
Before You Drive...........................................3-114
Before You Go Off-Roading..............................4-25
Bench Seat Split (50/50)..................................1-12
Bench Seat, Split (60/40)................................... 1-9
Bench Seat....................................................1-16
Body Lubrication Service..................................6-13
Brake............................................................2-38
Parking......................................................2-38
System Inspection.......................................6-17
System Warning Light..................................3-42
Brake Adjustment............................................5-48
Brake Fluid....................................................5-45
Brake Pedal, Throttle.......................................2-24
Brake Pedal Travel.........................................5-48
Brake Wear...................................................5-47
Brakes..........................................................5-45
Braking in Emergencies..................................... 4-9
2

Braking........................................................... 4-6
Break-In, New Vehicle.....................................2-21
Bucket Seats, Rear.........................................1-21
BUCKLE PASSENGER....................................3-65
BUCKLE SEATBELT.......................................3-65
Bulb Replacement...........................................5-59
Front Turn Signal, Sidemarker and Daytime
Running Lamps........................................5-61
Halogen Bulbs............................................5-59
Headlamps.................................................5-60
Replacement Bulbs......................................5-66
Roof Marker Lamps.....................................5-62
Side Identi®cation Marker Lamps...................5-62
Taillamps....................................................5-64
Buying New Tires...........................................5-71
C
California Fuel.................................................. 5-6
Canada ± Customer Assistance.......................... 7-5
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-8
Capacities and Speci®cations..........................5-118
Car Washes for QUADRASTEERŸ Equipped
Vehicles.....................................................4-19
Carbon Monoxide...................4-51, 4-65, 2-14, 2-43Care of........................................................5-102
Safety Belts..............................................5-102
Your Cassette Tape Player..........................3-127
Your CD and DVD Player...........................3-129
Your CDs and DVDs..................................3-128
Cargo Cover..................................................2-64
Cargo Tie Downs............................................2-64
Cassette Tape Messages.................................3-97
Cassette Tape Player Service...........................6-11
CD Adapter Kits.............................................3-98
Center Console Storage Area...........................2-62
Center Instrument Panel Fuse Block................5-112
Center Passenger Position, Safety Belts.............1-39
Chains, Tires..................................................5-76
CHANGE ENGINE OIL....................................3-65
Check Engine Light.........................................3-47
CHECK OIL LEVEL.........................................3-66
CHECK TIRE PRESSURE...............................3-66
CHECK WASHER FLUID.................................3-66
Checking Brake Fluid......................................5-46
Checking Coolant............................................5-31
Checking Engine Oil........................................5-18
Checking Things Under the Hood......................5-12
Checking Your Restraint Systems......................1-88
Check...........................................................3-47
Engine Light...............................................3-47
3

Fuel............................................................... 5-4
Additives...................................................... 5-6
California Fuel.............................................. 5-6
E-85 (85% Ethanol)....................................... 5-7
Filling a Portable Fuel Container....................5-11
Filling Your Tank........................................... 5-9
Fuels in Foreign Countries.............................. 5-8
Gage.........................................................3-52
Gasoline Octane........................................... 5-5
Gasoline Speci®cations.................................. 5-5
Low Warning Light.......................................3-53
System Inspection.......................................6-16
Fuses..........................................................5-109
Fuses and Circuit Breakers.........................5-109
Windshield Wiper.......................................5-108
G
Gage............................................................3-45
Engine Coolant Temperature.........................3-45
Fuel..........................................................3-52
Oil Pressure...............................................3-50
Speedometer..............................................3-38
Tachometer.................................................3-38
Transmission Temperature.............................3-46
Voltmeter Gage...........................................3-42Garage Door Opener.......................................2-57
Gasoline......................................................... 5-5
Octane........................................................ 5-5
Speci®cations............................................... 5-5
Gate Operator and Canadian Programming........2-60
Getting Familiar with Off-Road Driving................4-28
Glove Box.....................................................2-61
GM Mobility Program for Persons with
Disabilities.................................................... 7-6
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-8
Headlamp High/Low-Beam Changer.................... 3-8
Headlamps....................................................5-60
Bulb Replacement.......................................5-59
Front Turn Signal, Sidemarker and Daytime
Running Lamps........................................5-61
Halogen Bulbs............................................5-59
Roof Marker Lamps.....................................5-62
Side Identi®cation Marker Lamps...................5-62
Headphones.................................................3-119
Heated Seats................................................... 1-5
Heating.........................................................3-29
Highway Hypnosis...........................................4-48
8