
Fuse Usage
RAP Retained Accessory Power
SUN ROOF Sunroof
CRUISE SW Cruise Switch
PK LP Parking Lamps
RR DEFOG Rear Window Defogger
DR LK/TRUNK Door Lock/Trunk
ONSTAR/ALDL Onstar
®/Diagnostic Link
CANISTER Fuel Tank Solenoid Canister
PK LAMPS Parking Lamps
RADIO/AMP Radio Ampli er
RFA/MODRemote Function Activator (Remote
Keyless Entry)
DISPLAYSInstrument Panel Displays/Head-Up
Display (HUD), Driver Information
Center (DIC)
Fuse Usage
INT LIGHT Interior Lamps
HVAC Climate Controls
CHMSL/BKUPCenter High Mounted Stop
Lamp/Back-Up Lamps
PWR WDO Power Windows
SPRING
COIL 2Steering Wheel Control Switches
PWR SEAT Power Seat
TURN/HAZTurn Signals/Hazard Warning
Lamps
PWR MIRS Power Mirrors
HTD SEAT Heated Seat
To reinstall the end panel, position the lower section
with the edge of the instrument panel, and press the
sides of the panel until it snaps into place.
5-123

Underhood Fuse Block
The underhood fuse block
is located on the
passenger’s side of the
vehicle in the engine
compartment.
To remove the fuse block cover, press in on the tab at
the bottom of the cover and pull up.
Fuses Usage
1 Driver Side High-Beam Headlamp
2Passenger Side High-Beam
Headlamp
3 Driver Side Low-Beam Headlamp
4Passenger Side Low-Beam
Headlamp
5 Windshield Wipers/Washer
3.8L V6 Engine
5-124

Fuses Usage
6 Washer/Regulated Voltage Control
7 Fog Lamps (Option)
9 Airbag
10 Accessory Power
11 Horn
12 Emission
13 Air Conditioning Clutch
14 Oxygen Sensor
15 Powertrain Control Module
16Powertrain Control
Module/Electronic Throttle Control
17 Electronic Throttle Control
18 Display
19 Antilock Brake SolenoidFuses Usage
20 Fuel Injection
21 Transmission Solenoid
22 Fuel Pump
23 Antilock Brakes
24 Electronic Ignition
26 Battery Main 1
27 Battery Main 2
28 Battery Main 3
29 Fan 1
30 Battery Main 4
31 Antilock Brake Motor
32 Fan 2
33 Starter
56 Air Pump
5-125

Relays Usage
34 High-Beam Headlamps
35Low-Beam Headlamps, Headlamp
Driver Module
36 Fog Lamps (Option)
37 Ignition 1
38 Air Conditioner Compressor
39 Horn
40 Powertrain
41 Fuel Pump
42 Fan 1
43 Fan 3
44 Windshield Wiper/High
45 Windshield Wiper
46 Fan 2
48 Crank
52 Blank
53 Blank
54 Blank
55 Fuse Puller
§Air Conditioning Clutch
Fuses Usage
HVAC Climate Control System
FUEL/PUMP Fuel Pump
AIRBAG/
DISPLAYAirbag, Display
COMPASS Compass
ABS Antilock Brake System
ETC/ECMElectronic Throttle Control, Engine
Control Module
A/C CMPRSR Air Conditioning Compressor5.3L V8 Engine
5-126

Fuses Usage
INJ 1 Injectors 1
ECM/TCMEngine Control Module,
Transmission Control Module
TRANS Transmission
EMISSIONS1 Emissions 1
ABS SOL Antilock Brake Solenoid
ECM IGN Engine Control Module, Ignition
INJ 2 Injectors 2
EMISSIONS2 Emissions 2
WPR Windshield Wipers
AUX PWR Auxiliary Power
WSW/RVCWindshield Washer, Regulated
Voltage Control
LT LO BEAM Driver Side Low-Beam Headlamp
RT LO BEAMPassenger Side Low-Beam
Headlamp
FOG LAMPS Fog Lamps
LT HI BEAM Driver Side High-Beam Headlamp
HORN Horn
RT HI BEAMPassenger Side High-Beam
HeadlampFuses Usage
BATT 4 Battery 4
BATT 1 Battery 1
STRTR Starter
ABS MTR Antilock Brake System Motor
BATT 3 Battery 3
BATT 2 Battery 2
FAN 2 Cooling Fan 2
FAN 1 Cooling Fan 1
Relays Usage
FUEL/PUMP Fuel Pump
A/C CMPRSR Air Conditioning Compressor
STRTR Starter
PWR/TRN Powertrain
FAN 3 Cooling Fan 3
FAN 2 Cooling Fan 2
FAN 1 Cooling Fan 1
HDM Headlamp Driver Module
5-127

E
EDR .............................................................7-16
Electrical System
Add-On Equipment.....................................5-120
Fuses and Circuit Breakers.........................5-121
Headlamp Wiring.......................................5-120
Instrument Panel Fuse Block.......................5-122
Power Windows and Other Power Options....5-121
Underhood Fuse Block...............................5-124
Windshield Wiper Fuses.............................5-121
Electronic Immobilizer
PASS-Key
®III .............................................2-20
Engine
Air Cleaner/Filter.........................................5-20
Check and Service Engine Soon Light............3-50
Coolant......................................................5-24
Coolant Heater............................................2-26
Coolant Temperature Gage...........................3-49
Coolant Temperature Warning Light................3-48
Drive Belt Routing.......................................6-14
Engine Compartment Overview......................5-12
Exhaust.....................................................2-36
Oil .............................................................5-15Engine (cont.)
Oil Life System...........................................5-18
Overheated Protection Operating Mode...........5-29
Overheating................................................5-27
Starting......................................................2-25
Enhanced Traction System (ETS)........................ 4-7
Warning Light.............................................3-48
Entry Lighting.................................................3-20
Event Data Recorders.....................................7-16
Extender, Safety Belt.......................................1-28
Exterior Lamps...............................................3-16
Exterior Lighting Battery Saver..........................3-19
F
Filter
Engine Air Cleaner......................................5-20
Finish Damage.............................................5-117
Flashers, Hazard Warning.................................. 3-6
Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-85
Flat Tire, Changing.........................................5-96
Flat Tire, Storing...........................................5-107
5

Fluid
Automatic Transmission................................5-22
Power Steering...........................................5-39
Windshield Washer......................................5-40
Fog Lamp
Fog ...........................................................3-18
Fog Lamp Light..............................................3-53
Folding Rear Seat............................................ 1-9
Folding Seatback, Passenger............................. 1-8
Front Reading Lamps......................................3-21
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-6
Filling a Portable Fuel Container....................5-10
Filling the Tank............................................. 5-8
Fuels in Foreign Countries.............................. 5-7
Gage .........................................................3-54
Gasoline Octane........................................... 5-5
Gasoline Speci cations.................................. 5-6
Running Out of...........................................2-37
Fuses
Fuses and Circuit Breakers.........................5-121
Instrument Panel Fuse Block.......................5-122
Underhood Fuse Block...............................5-124
Windshield Wiper.......................................5-121G
Gage
Engine Coolant Temperature.........................3-49
Fuel..........................................................3-54
Speedometer..............................................3-40
Tachometer.................................................3-40
Gasoline
Octane........................................................ 5-5
Speci cations............................................... 5-6
Glove Box.....................................................2-43
GM Mobility Reimbursement Program.................. 7-6
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-7
Headlamp
Aiming .......................................................5-51
Headlamp Wiring...........................................5-120
Headlamps
Bulb Replacement.......................................5-54
Daytime Running Lamps...............................3-17
Exterior Lamps............................................3-16
Flash-to-Pass............................................... 3-9
Front Turn Signal, Parking and Fog Lamps.....5-57
Halogen Bulbs............................................5-54
Headlamps and Sidemarker Lamps................5-54
6

V
Vehicle
Control........................................................ 4-3
Damage Warnings........................................... iv
Loading......................................................4-22
Symbols......................................................... iv
Vehicle Customization, DIC..............................3-89
Vehicle Data Recording and Privacy..................7-16
Vehicle Identi cation
Number (VIN)............................................5-119
Service Parts Identi cation Label..................5-120
Vehicle, Remote Start....................................... 2-7
Ventilation Adjustment......................................3-36
Visors...........................................................2-18
W
Warning Lights, Gages and Indicators................3-38
Warnings
DIC Warnings and Messages........................3-67
Hazard Warning Flashers............................... 3-6
Other Warning Devices.................................. 3-6
Safety and Symbols......................................... iii
Vehicle Damage.............................................. ivWheels
Alignment and Tire Balance..........................5-82
Different Size..............................................5-80
Replacement...............................................5-82
Where to Put the Restraint...............................1-38
Windows.......................................................2-16
Power ........................................................2-17
Windshield
Replacement...............................................5-61
Washer Fluid..............................................5-40
Wiper Blade Replacement.............................5-61
Wiper Blades, Cleaning..............................5-116
Wiper Fuses.............................................5-121
Wiper Lever................................................3-10
Winter Driving................................................4-17X
XM Radio Messages.....................................3-114
XM™ Satellite Radio Antenna System..............3-118
Y
Your Vehicle and the Environment....................... 6-2
14