Page 444 of 504
Fuses Usage
RR Wiper Rear Window Wiper Switch
SEO ACCYSpecial Equipment Option
Accessory
WS WPR Windshield Wipers
TBC ACCYTruck Body Controller
Accessory
IGN 3 Ignition, Heated Seats
4WD Four-Wheel Drive System
HTR A/C Climate Control System
LOCKPower Door Lock Relay
(Lock Function)
HVAC 1Inside Rearview Mirror,
Climate Control System
L DOORDriver’s Door Harness
Connection
CRUISE Cruise Control
UNLOCKPower Door Lock Relay
(Unlock Function)
5-116
Page 445 of 504
Fuses Usage
RR FOG LP Rear Fog Lamp (Export Only)
BRAKE Anti-Lock Brake System
DRIVER UNLOCKPower Door Lock Relay
(Driver’s Door Unlock
Function)
IGN 0 PCM, TCM
TBC IGN 0 Truck Body Controller
VEH CHMSLVehicle and Trailer High
Mounted Stoplamp
LT TRLR ST/TRN Left Turn Signal/Stop Trailer
LT TRNLeft Turn Signals and
Sidemarkers
VEH STOPVehicle Stoplamps, Brake
Module, Electronic Throttle
Control Module
Body Harness Connector
RT TRLR ST/TRN Right Turn Signal/Stop TrailerFuses Usage
RT TRNRight Turn Signals and
Sidemarkers
DDM Driver Door Module
AUX PWR 2Rear Cargo Area Power
Outlets
LOCKS Power Door Lock System
ECCRear Electronic Climate
Control, Liftgate
TBC 2C Truck Body Controller
FLASH Flasher Module
CB LT DOORSLeft Power Window Circuit
Breaker
TBC 2B Truck Body Controller
TBC 2A Truck Body Controller
5-117
Page 447 of 504
Underhood Fuse BlockThe underhood fuse block in the engine compartment
on the driver’s side of the vehicle near the battery.
Lift the cover for access to the fuse/relay block.
To remove fuses, hold the end of the fuse between your
thumb and index nger and pull straight out.
SeeEngine Compartment Overview on page 5-12for
more information on its location.
5-119
Page 449 of 504

*1— Gasoline Engine and Fuel Injection Rail #2.
*2— Gasoline Engine and Fuel Injection Rail #1.
*3— Gasoline Engine; Oxygen Sensors.
*4— Gasoline Engine; Oxygen Sensors.
*5— PCM Ignition
Fuses Usage
GLOW PLUG Not Used
CUST FEED Accessory Power
STUD #1 Auxiliary Power
MBECMid Bussed Electrical Center
Power Feed, Front Seats,
Right Doors
BLOWER Front Climate Control Fan
LBECLeft Bussed Electrical Center,
Door Modules, Door Locks,
Auxiliary Power Outlet—Rear
Cargo Area and Instrument
Panel
STUD 2Accessory Power/Trailer
Wiring Brake Feed
ABS Anti-Lock Brakes
Fuses Usage
VSES/ECAS Vehicle Stability
IGN A Ignition Power
IGN B Ignition Power
LBEC 1Left Bussed Electrical Center,
Left Doors, Truck Body
Controller, Flasher Module
TRL PARK Parking Lamps Trailer Wiring
RR PARKRight Rear Parking and
Sidemarker Lamps
LR PARKLeft Rear Parking and
Sidemarker Lamps
PARK LP Parking Lamps Relay
STARTER Starter Relay
INTPARK Interior Lamps
STOP LP Stoplamps
TBC BATTTruck Body Controller
Battery Feed
SUNROOF Sunroof
SEO B2 Off-Road Lamps
5-121
Page 450 of 504

Fuses Usage
4WSVent Solenoid
Canister/Quadrasteer Module
Power
RR HVAC Rear Climate Control
AUX PWRAuxiliary Power
Outlet — Console
IGN 1 Ignition Relay
PCM 1 Powertrain Control Module
ETC/ECMElectronic Throttle Control,
Electronic Brake Controller
INJ 1Ignition Coil, Fuel
Injectors--Bank 1
INJ 2Ignition Coil, Fuel
Injectors--Bank 2
IGN EInstrument Panel Cluster, Air
Conditioning Relay, Turn
Signal/Hazard Switch, Starter
Relay
RTD Ride Control
TRL B/U Backup Lamps Trailer Wiring
PCM BPowertrain Control Module,
Fuel PumpFuses Usage
F/PMP Fuel Pump (Relay)
O2A Oxygen Sensors
B/U LPBack-up Lamps, Automatic
Transmission Shift Lock
Control System
RR DEFOG Rear Window Defogger
HDLP-HI Headlamp High Beam Relay
PRIME Not Used
O2B Oxygen Sensors
SIRSupplemental In atable
Restraint System
FRT PARKFront Parking Lamps,
Sidemarker Lamps
DRLDaytime Running Lamps
(Relay)
SEO IGN Rear Defog Relay
TBC IGN1 Truck Body Controller Ignition
HI HDLP-LT High Beam Headlamp-Left
LH HIDLeft Hand High Intensity
Discharge Lamps
5-122
Page 451 of 504
Fuses Usage
DRL Daytime Running Lamps
IPC/DICInstrument Panel
Cluster/Driver Information
Center
HVAC/ECAS Climate Control Controller
CIG LTR Cigarette Lighter
HI HDLP-RT High Beam Headlamp-Right
HDLP-LOW Headlamp Low Beam Relay
A/C COMPAir Conditioning Compressor
Relay
A/C COMP Air Conditioning Compressor
RR WPR Rear Wiper/Washer
RADIO Audio System
SEO B1Mid Bussed Electrical Center,
HomeLink, Rear Heated
Seats
LO HDLP-LT Headlamp Low Beam-Left
BTSIBrake Transmission Shift
Interlock SystemFuses Usage
CRANK Starting System
LO HDLP-RT Headlamp Low Beam-Right
FOG LP Fog Lamp Relay
FOG LP Fog Lamps
HORN Horn Relay
W/S WASHWindshield and Rear Window
Washer Pump Relay
W/S WASHWindshield and Rear Window
Washer Pump
INFOOnStar/Rear Seat
Entertainment
RADIO AMP Radio Ampli er
RH HIDRight Hand High Intensity
Discharge Lamp
HORN Horn Fuse
EAP Electric Adjustable Pedals
TREC All-Wheel Drive Module
SBA Supplemental Brake Assist
5-123
Page 491 of 504

D
Daytime Running Lamps..................................3-16
Defensive Driving............................................. 4-2
Defogging and Defrosting.................................3-29
Delayed Locking............................................... 2-9
Dinghy Towing and Dolly Towing.......................4-49
Diversity Antenna System...............................3-106
Doing Your Own Service Work........................... 5-4
Dome Lamps.................................................3-17
Door
Delayed Locking........................................... 2-9
Locks.......................................................... 2-8
Power Door Locks......................................... 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-12
Driver
Position, Safety Belt.....................................1-36
DRIVER DOOR AJAR.....................................3-66
Driver Information Center (DIC).........................3-50
DIC Operation and Displays..........................3-51
DIC Warnings and Messages........................3-62
Driving
At Night.....................................................4-32
City...........................................................4-36
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Freeway.....................................................4-37
Hill and Mountain Roads..............................4-40Driving (cont.)
In Rain and on Wet Roads...........................4-33
Winter........................................................4-42
Driving Across an Incline..................................4-28
Driving Downhill..............................................4-26
Driving in Mud, Sand, Snow or Ice....................4-29
Driving in Water..............................................4-30
Driving On Grades..........................................4-65
Driving on Off-Road Hills.................................4-22
Driving on Snow or Ice....................................4-42
Driving Through Deep Standing Water...............4-35
Driving Through Flowing Water.........................4-35
Driving Uphill..................................................4-23
Driving with a Trailer.......................................4-64
DVD
Rear Seat Entertainment System...................3-86
DVD Distortion...............................................3-97
DVD Messages..............................................3-96
DVD Player....................................................3-89
E
Easy Exit Seat...............................................2-50
Rear Window Defogger....................................3-29
Electrical System
Add-On Equipment.....................................5-114
Fuses and Circuit Breakers.........................5-115
Power Windows and Other Power Options.......5-114
5
Page 492 of 504

Electrical System (cont.)
Windshield Wiper Fuses.............................5-114
Emissions Inspection and Maintenance
Programs...................................................3-47
Engine
Air Cleaner/Filter.........................................5-19
Battery.......................................................5-42
Check and Service Engine Soon Light............3-45
Coolant......................................................5-24
Coolant Heater............................................2-21
Coolant Temperature Gage...........................3-43
Drive Belt Routing.......................................6-16
Engine Compartment Overview......................5-12
Exhaust.....................................................2-30
Fan Noise..................................................5-36
Oil .............................................................5-14
Overheating................................................5-28
Starting......................................................2-19
ENGINE COOLANT HOT.................................3-63
Engine Oil Additives........................................5-17
ENGINE OVERHEATED..................................3-63
Entering or Exiting the Third Row Seats.............. 1-9
Entry Lighting and Exit Lighting.........................3-18
Environmental Concerns..................................4-20
Erasing HomeLink
®Buttons..............................2-42
Event Data Recorders (EDR)............................7-10
Extender, Safety Belt.......................................1-52
Exterior Lamps...............................................3-14
F
Filter
Engine Air Cleaner......................................5-19
Finding a Program Type (PTY) Station
(RDS and XM™).........................................3-75
Finding a Station............................................3-72
Finish Care..................................................5-109
Finish Damage.............................................5-111
Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-85
Flat Tire, Changing.........................................5-86
Fluid
Automatic Transmission................................5-21
Power Steering...........................................5-37
Windshield Washer......................................5-38
FM Stereo....................................................3-104
Fog Lamps....................................................3-16
Folding the Seatback.......................................1-21
Folding the Seatbacks.............................1-15, 1-27
Folding the Seatbacks (60/40 Split
Bench Seat)...............................................1-12
Following Distance..........................................4-64
Front Axle......................................................5-51
Fuel............................................................... 5-5
Additives...................................................... 5-7
California Fuel.............................................. 5-6
6