
5. Remove the license plate applique assembly from
the liftgate by pulling the assembly rearward to
disengage the two snap-in retainer clips at the back
of the license plate applique assembly near the
liftgate panel.
6. For the back-up lamp, turn the bulb socket
one-quarter turn counterclockwise to remove.
For the license lamp, slide the license lamp
assembly out of the license plate applique
assembly, and turn the bulb socket one-quarter turn
counterclockwise to remove.
7. Replace the bulb. SeeReplacement Bulbs on
page 5-58for the proper bulb number.
8. Reverse Steps 1 through 6 to reinstall the license
plate applique assembly.Replacement Bulbs
For any bulb not listed here contact your dealer.
Exterior Lamp Bulb Number
Back-Up Lamp 3157KX
Fog Lamp 9145
Front Sidemarker W5WLL
Front Turn Signal Lamp/DRLGM Part
No. 10319395
Headlamp High-Beam 9005XS LL
Headlamp Low-Beam 9006XS LL
Parking Lamp
With Halogen Low Beam W5WLL
With HID Low Beam W5W B50X2
5-58

Relays Usage
LO SPEED
FAN RELAY
MINILow Speed Fan Motor
HI SPEED FAN
RELAY MINIHigh Speed Fan Motor
ACCESSORY
RELAY MINIAccessory Power Outlets
S/P FAN
RELAY MINISeries/Parallel Fan
PARK LAMP
RELAY MICROParking Lamps
Relays Usage
HORN RELAY
MICROHorn
HI BEAM
RELAY MICROHigh-Beam Headlamps
DRL RELAY
MICRO-OPTDaytime Running Lamps
LO BEAM
RELAY/HID
MINI-OPTLow-Beam HID Headlamps (Option)
HDLP WASH
RELAY
MINI-OPTHeadlamp Washer Motor (Option)
SPARE Not Used
BLOWER
RELAY MINIFront Blower
FOG LAMP
RELAY MICROFog Lamps
MAIN RELAY
MICROPowertrain/ECM
STARTER
RELAY MINIStarter Solenoid
CMP CLU
RELAY MICROCompressor Clutch
IGN-1 RELAY
MICROIgnition Switch (ON)
5-104

Wiring
HarnessesUsage
BODY W/H Wiring Harness Connection
I/P W/H Wiring Harness Connection
ENG W/H Engine Wiring Harness Connection
FORWARD
LAMPForward Lamp Wiring Harness
Connection
J Cases Usage
R REARRRPDB (Passenger’s Side Rear
Power Distribution Box)
R REARRRPDB (Passenger’s Side Rear
Power Distribution Box)
L REARLRPDB (Driver’s Side Rear Power
Distribution Box)
L REARLRPDB (Driver’s Side Rear Power
Distribution Box)
HI FAN High Cooling Fan Motor
LOW FAN Low Cooling Fan Motor
BLOWER PWM Fan Motor Assembly
STARTER Starter Solenoid
EBCM Electronic Brake Control Module
Fuses Usage
RT PARKPassenger’s Side Taillamp
Assembly, Front Sidemarker and
Front Parking Lamp Assembly
HORN Dual Horn Assembly
LT HI BEAM Driver’s Side High-Beam Headlamp
LT LOW BEAM Driver’s Side Low-Beam Headlamp
RT LOW BEAMPassenger’s Side Low-Beam
Headlamp
RT HI BEAMPassenger’s Side High-Beam
Headlamp
HFV6 ECMHigh Feature V6 ECM
(Electronic Control Module)
REAR WPR Rear Wiper Motor
THEFTECM, TCM (Transmission Control
Module), PASS-Key
®III+ Module
LT PARKDriver’s Side Taillamp Assembly,
Front Sidemarker and Front Parking
Lamp Assembly
LIC/DIMMINGRear License Plate Assembly, DIM
(Dash Integration Module)
DIM/ALDLDIM, ALDL (Assembly Line
Data Link)
5-105

FM Stereo....................................................3-125
Fog Lamp Light..............................................3-49
Fog Lamps....................................................3-11
Following Distance..........................................4-56
Front Axle......................................................5-53
Fuel............................................................... 5-5
Additives...................................................... 5-7
California Fuel.............................................. 5-6
Filling a Portable Fuel Container....................5-10
Filling Your Tank........................................... 5-8
Fuels in Foreign Countries.............................. 5-7
Gage.........................................................3-50
Gasoline Octane........................................... 5-5
Gasoline Speci cations.................................. 5-6
Fuel Level Low...............................................3-68
Fuses
Fuses and Circuit Breakers.........................5-103
Windshield Wiper.......................................5-102
G
Gage
Engine Coolant Temperature.........................3-43
Fuel..........................................................3-50
Speedometer..............................................3-37
Tachometer.................................................3-38
Garage Door Opener.......................................2-41Garment Hooks..............................................2-46
Gasoline
Octane........................................................ 5-5
Speci cations............................................... 5-6
Gate Operator and Canadian Programming........2-44
Getting Familiar with Off-Road Driving................4-19
Glove Box.....................................................2-45
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-6
Headlamp High/Low-Beam Changer.................... 3-9
Headlamp Washers.........................................3-17
Headlamps............................................3-10, 3-18
Bulb Replacement.......................................5-54
Front Turn Signal and Fog Lamps..................5-56
Halogen Bulbs............................................5-54
Headlamps, Sidemarker, and
Parking Lamps.........................................5-55
High Intensity Discharge (HID) Lighting...........5-54
Sidemarker Lamps.......................................5-57
Headlamps Suggested.....................................3-68
Headphones.................................................3-111
Heated Seats................................................... 1-3
7

Highbeam On Light.........................................3-50
Highway Hypnosis...........................................4-38
Hill and Mountain Roads..................................4-38
Hitches..........................................................4-55
HomeLink
®Transmitter....................................2-41
HomeLink®Transmitter, Programming................2-42
Hood
Checking Things Under................................5-10
Release.....................................................5-11
Horn............................................................... 3-7
How the System Works...................................3-23
How to Add Coolant to the Coolant
Surge Tank.................................................5-33
How to Check................................................5-68
How to Check Lubricant...................................5-52
How to Check Power Steering Fluid..................5-38
How to Inspect the Engine Air Cleaner/Filter..........5-23
How to Reset the Change Transmission
Fluid Message and the Transmission Fluid
Indicator.....................................................5-24
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-15
Hydroplaning..................................................4-33
I
Ice Possible...................................................3-68
If No Steam Is Coming From Your Engine..........5-30If Steam Is Coming From Your Engine...............5-29
If the Light is Flashing.....................................3-46
If the Light Is On Steady.................................3-46
If You Are Caught in a Blizzard.........................4-42
If You Are Stuck in Sand, Mud, Ice or Snow.......4-44
If You Do Decide to Pull a Trailer......................4-53
Ignition Positions.............................................2-21
Immobilizer....................................................2-18
Immobilizer Operation......................................2-19
Infants and Young Children, Restraints...............1-31
In ation - Tire Pressure...................................5-68
Instrument Panel
Cluster.......................................................3-36
Overview..................................................... 3-4
Instrument Panel Brightness.............................3-20
Interior Lamps................................................3-20
J
Jump Starting.................................................5-44
K
Keyless Entry System....................................... 2-5
Keys............................................................... 2-3
8

L
Lamps
Exterior......................................................3-18
Interior.......................................................3-20
Lap-Shoulder Belt...................................1-15, 1-24
LATCH System
Child Restraints...........................................1-42
Securing a Child Restraint Designed for
the LATCH System...................................1-44
Leaving Your Vehicle.......................................2-11
Leaving Your Vehicle With the Engine
Running.....................................................2-31
Left Rear Door Ajar.........................................3-68
Level Control..................................................4-52
Lift Gate Ajar.................................................3-68
Liftgate..........................................................2-12
Light
Air Bag Readiness.......................................3-39
Anti-Lock Brake System Warning...................3-42
Brake System Warning.................................3-41
Charging System.........................................3-40
Cruise Control.............................................3-50
Engine Coolant Temperature Warning.............3-43
Fog Lamp..................................................3-49
Highbeam On.............................................3-50
Lights On Reminder.....................................3-49Light (cont.)
Malfunction Indicator....................................3-44
Oil Pressure...............................................3-48
Safety Belt Reminder...................................3-39
Security.....................................................3-49
Sport Mode................................................3-49
TCS Warning Light......................................3-42
Tire Pressure..............................................3-44
Traction Control System (TCS) Warning..........3-42
Lighted Visor Vanity Mirror...............................2-16
Loading Your Vehicle.......................................4-47
Loading Your Vehicle for Off-Road Driving..........4-18
Lockout Protection..........................................2-11
Locks
Central Door Unlocking System....................... 2-9
Delayed Locking........................................... 2-9
Door........................................................... 2-8
Leaving Your Vehicle....................................2-11
Lockout Protection.......................................2-11
Power Door.................................................. 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-10
Loss of Control...............................................4-16
Luggage Carrier..............................................2-46
Lumbar
Power Controls............................................. 1-3
9