
Engine Compartment Fuse Block
The engine compartment fuse block is located on the
driver side of the engine compartment. SeeEngine
Compartment Overview on page 6-12for more
information on location.To remove the cover, push in on the tab on the end of
the cover and lift. To reinstall the cover, line up the
tab and push down on the cover until the tab clicks
into place.
Notice:Spilling liquid on any electrical components
on the vehicle may damage it. Always keep the
covers on any electrical component.
6-112

The trailer brake relay is located on the bottom side of
the battery harness.
Fuses Usage
O2 SNSROxygen Sensors, Air Injection
Reactor (AIR) Relay
A/CAir Conditioning Control Head,
Power Seats
A/C CMPRSR Air Conditioning Compressor
ABSAntilock Brake System (ABS),
ABS Module, Four-Wheel Drive,
Gravity Sensor
Fuses Usage
ABS 1 ABS 1 (ABS Logic)
ABS 2 ABS 2 (ABS Pump)
AUX PWR 1 Accessory Power 1
AUX PWR 2 Accessory Power 2
BCK/UP Back-up Lights
BLWR Climate Control Fan
CLSTR Cluster
CNSTR VENT Fuel Canister Vent Solenoid
CRUISECruise Control Switch,
Inside Rearview Mirror,
Transfer Case Control Module,
Brake Switch, Clutch Disable
DR/LCK Power Door Locks (If Equipped)
DRL Daylight Running Lamps
ERLSMass Air Flow (MAF) Sensor,
Can Purge Solenoid, Air Injector
Reactor (AIR) Relay
ETC Electronic Throttle Control (ETC)
FOG/LAMP Fog Lamps (If Equipped)
6-114

Fuses Usage
FRT PRK
LAMPFront Park/Turn Lamps, Driver and
Passenger Side Power Window
Switches Lighting
FRT/AXLE Front Axle Actuator
FSCM Fuel System Control Module
BACKUP LAMP Backup Lamp
HORN Horn
HTD/SEAT Heated Seat (If Equipped)
IGNIgnition, Clutch Starter Switch,
Neutral Safety Back-Up Switch,
Ignition Coils 1-5, Air Conditioning
Relay
INJ Injectors
LT HDLP Driver Side Headlamp
PCM B Power Control Module (PCM) B
PCMI Power Control Module (PCM)
PWR/SEATPower Seat Circuit Breaker
(If Equipped)
PWR/WNDW Power Windows (If Equipped)
RDO RadioFuses Usage
REAR PRK
LAMPRear Parking Lamp 1, Passenger
Side Taillamp, License Plate Lamps
REAR PRK
LAMP2Driver Side Rear Taillamp,
Passenger Side Airbag Indicator
Lighting, Instrument Panel Dimming
Power (2WD/4WD switch lighting)
RT HDLP Passenger Side Headlamp
RVC Regulated Voltage Control
S/ROOF Sunroof (If Equipped)
STOP Stop Lamps
STRTR Starter Solenoid Relay
TBC Truck Body Controller
TCM Transmission Control Module
TCCM Transfer Case Control Module
TRAILER
BRAKETrailer Brake
TRANS Transmission Solenoid
TRN/HAZRD
FRTTurn/Hazard/Courtesy/Cargo
Lamps/Mirrors
TRN/HAZRD
REARRear Turn/Hazard Lights
6-115

Fuses Usage
VSES/STOPVehicle Stability Enhancement
System/STOP
WPR Wiper
WSW Wiper/Washer Switch
Relays Usage
A/C CMPRSR Air Conditioning Compressor
BEAM SEL Beam Selection
DRL Daylight Running Lamps
FOG/LAMP Fog Lamps (If Equipped)
BK UP LP Back Up Lamp
HDLP Headlamps
HORN Horn
IGN 3 HVACIgnition 3, Climate Control,
Climate Control Head Fuse,
Power Seat Fuse
PRK/LAMPFront Parking Lamp Fuse,
Rear Parking Lamps
PWR/TRNPowertrain, Electronic Throttle
Control Fuse, Oxygen Sensor Fuse
Relays Usage
RAPRetained Accessory Power
(Power Window Fuse,
Wiper/Washer Switch Fuse),
Sunroof Fuse
RUN/CRNKRun/Crank, Airbag System Fuse,
Cruise Control Fuse, Ignition Fuse,
Back-Up Lamps, ABS Fuse, Front
Axle, PCM-1, Injectors Fuse,
Transmission Fuse, ERLS
STRTR Starter Relay (PCM Relay)
VSESVehicle Stability Enhancement
System
WPR Wipers (On/Off)
WPR 2 Wiper 2 (High/Low)
Miscellaneous Usage
A/C CLTCH Diode — Air Conditioning, Clutch
MEGA FUSE Mega Fuse
WPR Diode — Wiper
6-116

Fuses Usage
A Trailer Park Lamp
B Communication Interface Module
CSupplemental Inflatable Restraint
System, Sensing and Diagnostic
Module
D Trailer Auxiliary Maxi-Fuse 2.9L and 3.7L
5.3L
6-117

Door
Locks.......................................................... 3-5
Power Locks................................................ 3-6
Programmable Automatic Door Locks............... 3-6
Rear Door Security Locks............................... 3-7
Rear Doors.................................................. 3-7
DOORS.........................................................4-38
Driver Information Center (DIC).........................4-33
DIC Operation and Displays..........................4-33
DIC Warnings and Messages........................4-37
Driving
At Night.....................................................5-25
Before a Long Trip......................................5-27
Defensive..................................................... 5-2
Drunk.......................................................... 5-2
Highway Hypnosis.......................................5-27
Hill and Mountain Roads..............................5-28
In Rain and on Wet Roads...........................5-26
Loss of Control...........................................5-12
Off-Road ....................................................5-13
Off-Road Recovery......................................5-11
Recovery Hooks..........................................5-32
Rocking Your Vehicle to Get it Out.................5-32
Winter........................................................5-29
Driving Across an Incline..................................5-22
Driving Downhill..............................................5-21Driving for Better Fuel Economy.......................1-19
Driving in Mud, Sand, Snow, or Ice...................5-23
Driving in Water..............................................5-24
Driving On Grades..........................................5-58
Driving on Hills...............................................5-17
Driving on Snow or Ice....................................5-29
Driving Uphill..................................................5-18
Driving with a Trailer.......................................5-56
E
EDR .............................................................8-16
Electrical Equipment, Add-On..........................6-111
Electrical System
Engine Compartment Fuse Block.................6-112
Fuses and Circuit Breakers.........................6-111
Windshield Wiper Fuses.............................6-111
Electronic Immobilizer
PASS-Key
®III+...........................................3-15
Electronic Immobilizer Operation
PASS-Key
®III+...........................................3-15
Emissions Inspection and
Maintenance Programs.................................4-31
ENG (Engine) HOT.........................................4-38
5

Front Turn Signal, Parking and Daytime
Running Lamps...........................................6-52
Fuel............................................................... 6-5
Additives...................................................... 6-6
California Fuel.............................................. 6-6
Filling a Portable Fuel Container....................6-10
Filling the Tank............................................. 6-8
Fuels in Foreign Countries.............................. 6-7
Gage .........................................................4-32
Gasoline Octane........................................... 6-5
Gasoline Specifications.................................. 6-6
FUEL CAP .....................................................4-39
Fuel Economy
Driving for Better.........................................1-19
Fuses
Engine Compartment Fuse Block.................6-112
Fuses and Circuit Breakers.........................6-111
Windshield Wiper.......................................6-111
G
Gages
Engine Coolant Temperature.........................4-27
Fuel..........................................................4-32
Speedometer..............................................4-20
Tachometer.................................................4-20
Trip Odometer.............................................4-20Gasoline
Octane........................................................ 6-5
Specifications............................................... 6-6
Getting Familiar with Off-Road Driving................5-15
Glove Box.....................................................3-40
GM Mobility Reimbursement Program.................. 8-7
H
Halogen Bulbs................................................6-50
Hazard Warning Flashers................................... 4-3
Head Restraints.........................................1-9, 2-8
Headlamps....................................................6-51
Aiming .......................................................6-50
Bulb Replacement.......................................6-50
Daytime Running Lamps (DRL).....................4-11
Exterior Lamps............................................4-10
Flash-to-Pass............................................... 4-5
High/Low Beam Changer................................ 4-5
On Reminder..............................................4-11
Range Adjustment......................................... 2-8
Heated Seats................................................... 2-4
Heater...........................................................4-16
Engine Coolant...........................................3-20
Highbeam On Light.........................................4-32
High-Speed Operation, Tires.............................6-65
Highway Hypnosis...........................................5-27
7

When the Change Oil Message Displays............. 7-3
When to Add Engine Oil..................................6-16
When to Change Engine Oil.............................6-18
When to Check......................................6-25, 6-64
When to Check and Change Automatic
Transmission Fluid.......................................6-21
When to Check and Change Lubricant.......6-47, 6-49
When to Check and What to Use.....................6-27
When to Check Power Steering Fluid................6-37
When to Inspect the Engine Air Cleaner/Filter.....6-20
Where to Put the Child Restraint.......................2-44
Why Safety Belts Work....................................2-14
Window Lockout.............................................3-12
Windows.......................................................3-10
Manual......................................................3-10
Power ........................................................3-11
Sliding Rear................................................3-12Windshield
Washer........................................................ 4-6
Washer Fluid..............................................6-38
Wiper Blade Replacement.............................6-55
Wiper Blades, Cleaning..............................6-107
Wiper Fuses.............................................6-111
Wipers......................................................... 4-5
Winter Driving................................................5-29
X
XM Radio Messages.......................................4-60
XM™ Satellite Radio
Antenna.....................................................4-63
XM™ Satellite Radio Service....................4-52, 4-62
Y
Your Responsibility..........................................1-22
18