Page 370 of 422
Relays Usage
LT/PWR/
SEATDriver Side Power
Seat Relay
RT/PWR/
SEATPassenger Side
Power Seat Relay
Relays Usage
PWR/
WNDWPower Windows
Relay
PWR/
COLUMNPower Steering
Column Relay
L/GATE Liftgate Relay
LCK Power Lock Relay
REAR/WSWRear Window
Washer Relay
UNLCK Power Unlock Relay
DRL2Daytime Running
Lamps 2 Relay
LT/UNLCKDriver Side Unlock
Relay
DRLDaytime Running
Lamps Relay
SPARE Spare
FRT/WSWFront Windshield
Washer RelayUnderhood Fuse Block
The underhood fuse block is located
in the engine compartment, on
the passenger side of the vehicle.
Lift the cover for access to the
fuse/relay block.
Notice:Spilling liquid on any
electrical components on the
vehicle may damage it. Always
keep the covers on any electrical
component.
To remove fuses, hold the end of the
fuse between your thumb and index
nger and pull straight out. Relay Side
5-88 Service and Appearance Care
Page 371 of 422
FusesUsage
A/C
CLUTCH Air Conditioning
Clutch
ABS MTR Antilock Braking
System (ABS) Motor
AFS Adaptive Forward
Lighting SystemFuses
Usage
AIRBAG Airbag System AUX
POWER Auxiliary Power
AUX VAC PUMP Auxiliary
Vacuum Pump
Fuses
Usage
AWD All-Wheel-Drive
System
BATT 1 Battery 1
BATT 2 Battery 2
BATT 3 Battery 3
ECM Engine Control
Module
ECM 1 Engine Control
Module 1
EMISSION 1 Emission 1
EMISSION 2 Emission 2 EVEN
COILS Even Injector Coils
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
FOG LAMP Fog Lamps
Service and Appearance Care 5-89
Page 372 of 422

Fuses Usage
FSCMFuel System Control
Module
HORN Horn
HTD WASHHeated Windshield
Washer Fluid
HTD MIRHeated Outside
Rearview Mirror
HVAC
BLWRHeating, Ventilation
and Air Conditioning
Blower
LT HI
BEAMLeft High-Beam
Headlamp
LT LO
BEAMLeft Low-Beam
Headlamp
LT PRK Left Parking Lamp
LT TRLR
STOP/TRNTrailer Left
Stoplamp and Turn
SignalFuses Usage
ODD
COILSOdd Injector Coils
PCM IGNPowertrain Control
Module Ignition
PWR
L/GATEPower Liftgate
PWR
OUTLETPower Outlet
REAR
CAMERARear Camera
RR APORear Accessory
Power Outlet
RR DEFOG Rear Defogger
RR HVACRear Climate
Control System
RT HI
BEAMRight High-Beam
Headlamp
RT LO
BEAMRight Low-Beam
HeadlampFuses Usage
RT PRK Right Parking Lamp
RT TRLR
STOP/TRNTrailer Right
Stoplamp and Turn
Signal
RVC SNSRRegulated Voltage
Control Sensor
S/ROOF/
SUNSHADESunroof
SPARE Spare
Stop Lamps
(China
Only)Stop Lamps
(China Only)
STRTR Starter
TCMTransmission
Control Module
TRANS Transmission
TRLR
BCK/UPTrailer Back-up
Lamps
5-90 Service and Appearance Care
Page 373 of 422
Fuses Usage
TRLR BRK Trailer Brake
TRLR PRK
LAMPTrailer Parking
Lamps
TRLR PWR Trailer Power
WPR/WSWWindshield
Wiper/Washer
Relays Usage
A/C
CMPRSR
CLTCHAir Conditioning
Compressor Clutch
AUX VAC
PUMPAuxiliary Vacuum
Pump
CRNK Switched Power
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
FAN 3 Cooling Fan 3
FOG LAMP Fog Lamps
HI BEAMHigh-Beam
Headlamps
Relays Usage
HID/LO
BEAMHigh Intensity
Discharge (HID)
Low-Beam
Headlamps
HORN Horn
IGN Ignition Main
LT TRLR
STOP/TRNTrailer Left
Stoplamp and Turn
Signal Lamp
PRK LAMP Park Lamp
PWR/TRN Powertrain
RR DEFOGRear Window
Defogger
RT TRLR
STOP/TRNTrailer Right
Stoplamp and Turn
Signal Lamp
Stop Lamps
(China
Only)Stop Lamps
(China Only)
TRLR
BCK/UPTrailer Back-up
Lamps
WPR Windshield Wiper
WPR HIWindshield Wiper
High Speed
Service and Appearance Care 5-91
Page 414 of 422

Driver
Seat Height Adjuster........... 1-3
Driver Information
Center (DIC)....................3-44
DIC Operation and
Displays...............3-45, 3-51
DIC Vehicle
Customization...............3-65
DIC Warnings and
Messages....................3-56
Driving
At Night..........................4-10
Before a Long Trip............4-12
Defensive.......................... 4-2
Drunk............................... 4-2
Highway Hypnosis............4-13
Hill and Mountain Roads....4-13
In Rain and on
Wet Roads...................4-11
Loss of Control................4-10
Off-Road Recovery............. 4-9
Rocking Your Vehicle to
Get it Out ....................4-16
Winter.............................4-14
Driving for Better Fuel
Economy........................... 4-1Dual Automatic Climate
Control System.................3-22
DVD
Rear Seat Entertainment
System......................3-114
E
EDR ..................................7-16
Electrical Equipment
Add-On Equipment............5-86
Electrical System
Fuses and Circuit
Breakers......................5-86
Instrument Panel
Fuse Block...................5-86
Power Windows and Other
Power Options..............5-86
Underhood Fuse Block......5-88
Windshield Wiper Fuses....5-86
Electronic Immobilizer
PASS-Key
®III+................2-18
Electronic Immobilizer
Operation
PASS-Key
®III+................2-18Engine
Air Cleaner/Filter...............5-15
Check and Service Engine
Soon Lamp..................3-39
Compartment Overview......5-10
Coolant...........................5-17
Coolant Heater.................2-23
Coolant
Temperature Gage.........3-38
Coolant Temperature
Warning Light...............3-38
Cooling System................5-17
Drive Belt Routing.............6-15
Exhaust...........................2-30
Oil ..................................5-11
Oil Life System.................5-13
Overheated Protection
Operating Mode............5-23
Overheating.....................5-22
Starting...........................2-22
Entry Lighting......................3-14
Event Data Recorders..........7-16
Extender, Safety Belt............1-27
Exterior Lamps....................3-11
i-4 INDEX
Page 415 of 422

F
Filter
Engine Air Cleaner............5-15
Finish Damage....................5-84
Flashers, Hazard Warning....... 3-5
Flash-to-Pass........................ 3-7
Flat Tire..............................5-56
Flat Tire, Changing...............5-65
Flat Tire, Storing..................5-74
Floor Mats..........................2-54
Fluid
Automatic Transmission.....5-16
Power Steering.................5-24
Windshield Washer...........5-24
Fog Lamp
Fog ................................3-13
Fuel..................................... 5-5
Additives........................... 5-5
California Fuel................... 5-5
Economy Driving................ 4-1
Filling a Portable Fuel
Container....................... 5-8
Filling the Tank.................. 5-7
Fuels in Foreign Countries . . . 5-6
Gage ..............................3-43
Gasoline Octane................ 5-5
Gasoline Speci cations........ 5-5Fuses
Fuses and Circuit
Breakers......................5-86
Instrument Panel Fuse
Block...........................5-86
Underhood Fuse Block......5-88
Windshield Wiper..............5-86
G
Gage
Speedometer...................3-32
Tachometer......................3-32
Voltmeter Gage................3-35
Gages
Engine Coolant
Temperature.................3-38
Fuel................................3-43
Garage Door Opener............2-47
Gasoline
Octane............................. 5-5
Speci cations..................... 5-5
Glove Box...........................2-52
GM Mobility Reimbursement
Program............................ 7-6
H
Halogen Bulbs.....................5-33
Hazard Warning Flashers........ 3-5
Head Restraints..................... 1-2
Headlamp
Aiming ............................5-33
Headlamps
Bulb Replacement.............5-33
Daytime Running Lamps/
Automatic Headlamp
System........................3-12
Delayed..........................3-12
Exterior Lamps.................3-11
Flash-to-Pass..................... 3-7
High/Low Beam Changer..... 3-7
Heated Seats........................ 1-5
Heater................................3-19
Engine Coolant.................2-23
Height Adjuster, Driver Seat.... 1-3
High Voltage Devices and
Wiring.............................5-85
Highbeam On Light..............3-43
Highway Hypnosis................4-13
Hill and Mountain Roads.......4-13
INDEX i-5
Page 422 of 422

Ventilation Adjustment...........3-27
Visors.................................2-16
Voltage Devices, and Wiring . . . 5-85
Voltmeter Gage....................3-35
W
Warning Lights, Gages, and
Indicators........................3-30
Warnings
DIC Warnings and
Messages....................3-56
Hazard Warning Flashers.... 3-5
Safety and Symbols.............. iii
Wheels
Alignment and
Tire Balance.................5-54
Different Size...................5-52
Replacement....................5-54
When It Is Time for
New Tires........................5-50
Where to Put the
Child Restraint.................1-33
Windows.............................2-14
Power .............................2-14Windshield
Backglass, and Wiper
Blades, Cleaning...........5-82
Washer............................. 3-8
Washer Fluid....................5-24
Wiper Blade
Replacement................5-35
Wiper Fuses....................5-86
Wipers.............................. 3-7
Winter Driving......................4-14
Wipers
Rear Washer..................... 3-9
Wiring, High Voltage
Devices...........................5-85
X
XM Radio Messages...........3-102
Y
Your Vehicle and the
Environment...................... 6-1
i-12 INDEX