Fuses Usage
22 Driver Information Center (DIC)
23 Rear Wiper
24 Cooled Seats
25Driver Seat Module, Remote
Keyless Entry System
26Driver Power Door Lock
(Unlock Feature)
Circuit Breaker Usage
LT DRDriver Side Power Window Circuit
Breaker
Harness
ConnectorUsage
LT DR Driver Door Harness Connection
BODY Harness Connector
BODY Harness Connector
Center Instrument Panel Fuse Block
The center instrument panel fuse block is located
underneath the instrument panel, to the left of the
steering column.
Top View
Harness
ConnectorUsage
BODY 2 Body Harness Connector 2
BODY 1 Body Harness Connector 1
5-126
Harness
ConnectorUsage
BODY 3 Body Harness Connector 3
HEADLINER 3 Headliner Harness Connector 3
HEADLINER 2 Headliner Harness Connector 2
HEADLINER 1 Headliner Harness Connector 1
SEO/UPFITTERSpecial Equipment Option Up tter
Harness Connector
Circuit Breaker Usage
CB1Passenger Side Power Window
Circuit Breaker
CB2 Passenger Seat Circuit Breaker
CB3 Driver Seat Circuit Breaker
CB4 Rear Sliding Window
Underhood Fuse Block
If the vehicle has the DURAMAX®Diesel engine, see
the DURAMAX®Diesel manual for more information.
If the vehicle is a Two-mode Hybrid, see the Two-mode
Hybrid manual for more information.
The underhood fuse block is located in the engine
compartment, on the driver side of the vehicle.
Lift the cover to access the fuse 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.
5-127
Fuses Usage
1 Right Trailer Stop/Turn Lamp
2Electronic Suspension Control,
Automatic Level Control Exhaust
3 Left Trailer Stop/Turn Lamp
Fuses Usage
4 Engine Controls
5Engine Control Module,
Throttle Control
6 Trailer Brake Controller
7 Front Washer
8 Oxygen Sensor
9 Antilock Brakes System 2
10 Trailer Back-up Lamps
11 Driver Side Low-Beam Headlamp
12 Engine Control Module (Battery)
13Fuel Injectors, Ignition Coils
(Right Side)
14Transmission Control Module
(Battery)
15 Vehicle Back-up Lamps
16Passenger Side Low-Beam
Headlamp
17 Air Conditioning Compressor
18 Oxygen Sensors
19 Transmission Controls (Ignition)
5-128
Fuses Usage
20 Fuel Pump
21 Fuel System Control Module
22 Not Used
23 Not Used
24Fuel Injectors, Ignition Coils
(Left Side)
25 Trailer Park Lamps
26 Driver Side Park Lamps
27 Passenger Side Park Lamps
28 Fog Lamps
29 Horn
30Passenger Side High-Beam
Headlamp
31 Daytime Running Lamps (DRL)
32 Driver Side High-Beam Headlamp
33 Daytime Running Lights 2
34 Sunroof
35Key Ignition System,
Theft Deterrent System
36 Windshield Wiper
37 SEO B2 Up tter Usage (Battery)
38 Electric Adjustable PedalsFuses Usage
39 Climate Controls (Battery)
40 Airbag System (Ignition)
41 Ampli er
42 Audio System
43Miscellaneous (Ignition),
Cruise Control
44 Not Used
45 Airbag System (Battery)
46 Instrument Panel Cluster
47 Power Take-Off
48 Auxiliary Climate Control (Ignition)
49Center High-Mounted
Stoplamp (CHMSL)
50 Rear Defogger
51 Heated Mirrors
52 SEO B1 Up tter Usage (Battery)
53Cigarette Lighter, Auxiliary
Power Outlet
54 SEO Up tter Usage
55 Climate Controls (Ignition)
56Engine Control Module, Secondary
Fuel Pump (Ignition)
5-129
J-Case Fuses Usage
57 Cooling Fan 1
58 Not Used
59 Heavy Duty Antilock Brake System
60 Cooling Fan 2
61 Antilock Brake System 1
62 Starter
63 Stud 2 (Trailer Brakes)
64 Left Bussed Electrical Center 1
65 Not Used
66 Heated Windshield Washer System
67 Transfer Case
68Stud 1 (Trailer Connector Battery
Power) (Optional - 40A Fuse
Required)
69 Mid-Bussed Electrical Center 1
70 Climate Control Blower
71 Not Used
72 Left Bussed Electrical Center 2Relays Usage
FAN HI Cooling Fan High Speed
FAN LO Cooling Fan Low Speed
FAN CNTRL Cooling Fan Control
HDLP LO/HID Low-Beam Headlamp
FOG LAMP Front Fog Lamps
A/C CMPRSR Air Conditioning Compressor
STRTR Starter
PWR/TRN Powertrain
FUEL PMP Fuel Pump
PRK LAMP Parking Lamps
REAR DEFOG Rear Defogger
RUN/CRANK Switched Power
5-130
Door
Delayed Locking..........................................2-11
Locks........................................................2-10
Power Door Locks.......................................2-10
Programmable Automatic Door Locks.............2-11
Rear Door Security Locks.............................2-11
Rear Doors.................................................2-12
Driver Information Center (DIC).........................3-53
DIC Operation and Displays..................3-53, 3-59
DIC Vehicle Customization............................3-75
DIC Warnings and Messages........................3-66
Driving
At Night.....................................................4-26
Before a Long Trip......................................4-28
Defensive..................................................... 4-2
Drunk.......................................................... 4-3
Highway Hypnosis.......................................4-28
Hill and Mountain Roads..............................4-28
In Rain and on Wet Roads...........................4-27
Loss of Control...........................................4-11
Off-Road ....................................................4-13
Off-Road Recovery......................................4-10
Recovery Hooks..........................................4-33
Rocking Your Vehicle to Get it Out.................4-32
Winter........................................................4-30
Driving for Better Fuel Economy......................... 4-2Dual Automatic Climate Control System.............3-27
Dual Tire Operation.........................................5-78
DVD
Rear Seat Entertainment System..................3-129
E
E85 Fuel......................................................... 5-9
EDR .............................................................7-17
Electrical Equipment
Add-On Equipment.....................................5-123
Electrical System
Center Instrument Panel Fuse Block.............5-126
Fuses and Circuit Breakers.........................5-124
Instrument Panel Fuse Block.......................5-124
Power Windows and Other Power Options....5-123
Underhood Fuse Block...............................5-127
Windshield Wiper Fuses.............................5-123
Electronic Immobilizer
PASS-Key
®III+...........................................2-20
Electronic Immobilizer Operation
PASS-Key
®III+...........................................2-20
Engine
Air Cleaner/Filter.........................................5-22
Check and Service Engine Soon Lamp...........3-45
Compartment Overview................................5-16
5
Fuses
Center Instrument Panel Fuse Block.............5-126
Fuses and Circuit Breakers.........................5-124
Instrument Panel Fuse Block.......................5-124
Underhood Fuse Block...............................5-127
Windshield Wiper.......................................5-123
G
Gage
Oil Pressure...............................................3-48
Speedometer..............................................3-35
Tachometer.................................................3-35
Voltmeter Gage...........................................3-41
Gages
Engine Coolant Temperature.........................3-44
Fuel..........................................................3-51
Trip Odometer.............................................3-35
Garage Door Opener.......................................2-73
Gasoline
Octane........................................................ 5-7
Speci cations............................................... 5-7
Glove Box.....................................................2-80
GM Mobility Reimbursement Program.................. 7-7
H
Halogen Bulbs................................................5-61
Hazard Warning Flashers................................... 3-8
Head Restraints............................................... 1-3
Headlamp
Aiming .......................................................5-58
Headlamps....................................................5-61
Bulb Replacement.......................................5-61
Daytime Running Lamps (DRL).....................3-17
Exterior Lamps............................................3-16
Flash-to-Pass..............................................3-10
High/Low Beam Changer..............................3-10
On Reminder..............................................3-17
Pickup Box Identi cation and Fender Marker
Lamps ....................................................5-63
Heated Seats................................................... 1-8
Heater...................................................3-24, 3-25
Engine Coolant...........................................2-27
Highbeam On Light.........................................3-50
High-Speed Operation, Tires.............................5-77
Highway Hypnosis...........................................4-28
Hill and Mountain Roads..................................4-28
7
Vehicle Customization, DIC..............................3-75
Vehicle Data Recording and Privacy..................7-17
Vehicle Data Recording, Radio
Frequency (RFID)........................................7-19
Vehicle Identi cation
Number (VIN)............................................5-122
Service Parts Identi cation Label..................5-123
Vehicle, Remote Start....................................... 2-7
Ventilation Adjustment......................................3-33
Visors...........................................................2-18
Voltmeter Gage..............................................3-41
W
Warning Lights, Gages, and Indicators...............3-33
Warnings
DIC Warnings and Messages........................3-66
Hazard Warning Flashers............................... 3-8
Safety and Symbols......................................... iv
Wheels
Alignment and Tire Balance..........................5-90
Different Size..............................................5-88
Replacement...............................................5-90
When It Is Time for New Tires..........................5-86Where to Put the Child Restraint.......................1-48
Windows.......................................................2-15
Manual......................................................2-16
Power ........................................................2-16
Sliding Rear................................................2-17
Windshield
Rainsense™ II Wipers..................................3-11
Washer......................................................3-12
Washer Fluid..............................................5-40
Wiper Blade Replacement.............................5-66
Wiper Blades, Cleaning..............................5-120
Wiper Fuses.............................................5-123
Wipers.......................................................3-10
Winter Driving................................................4-30
X
XM Radio Messages.....................................3-117
XM™ Satellite Radio Antenna System..............3-142
Y
Your Vehicle and the Environment....................... 6-2
16