Fuses Usage
GLOW PLUG Not Used
CUST FEED Gasoline Accessory Power
HYBRID Hybrid
STUD #1Accessory Power/Trailer
Wiring
MBEC 1Mid Bussed Electrical Center
Power Feed, Front Seats,
Right Doors
BLOWER Front Climate Control Fan
LBEC 2Left 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
VSES/ECASElectronically Controlled Air
Suspension
IGN A Ignition Switch
IGN B Ignition SwitchFuses Usage
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
STRTR Starter Relay
INTPARK Roof Marker Lamps
STOP LP Stoplamps
TBC BATTTruck Body Controller
Battery Feed
S/ROOF Sunroof
SEO B2 Off-Road Lamps
4WS Vent Solenoid Canister
RR HVAC Not Used
5-109
Fuses Usage
AUX PWRInstrument Panel Outlets,
Rear Cargo Area Power
Outlets, Console
IGN 1 PCM Ignition
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, Electronic Brake
Controller TC2 Mode Switch
RTDElectronic Brake Controller
Battery Feed
TRL B/U Backup Lamps Trailer Wiring
PCM BPowertrain Control Module,
Fuel Pump
F/PMP Fuel Pump (Relay)Fuses Usage
02A 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
AIRBAGSupplemental 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 HID Not Used
DRL Daytime Running Lamps
RVC Regulated Voltage Control
5-110
Fuses Usage
IPC/DICInstrument Panel
Cluster/Driver Information
Center
HVAC/ECASClimate Control
Controller/Electronically
Controlled Air Suspension
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
CRNK Starting System
LO HDLP-RT Headlamp Low Beam-Right
FOG LP Not Used
FOG LP Not Used
HORN Horn Relay
W/S WASHWindshield and Rear Window
Washer Pump Relay
W/S WASHWindshield and Rear Window
Washer Pump
INFO OnStar
RADIO AMP Radio Ampli er
RH HID Not Used
HORN Horn
EAP Not Used
TREC All-Wheel Drive Module
SBA Not Used
5-111
Customer Assistance Information (cont.)
GM Mobility Program for Persons with
Disabilities................................................ 7-5
Reporting Safety Defects to General Motors....7-11
Reporting Safety Defects to the Canadian
Government............................................7-11
Reporting Safety Defects to the United
States Government...................................7-10
Roadside Assistance Program......................... 7-6
Service Publications Ordering Information........7-11
D
Daytime Running Lamps..................................3-14
Defensive Driving............................................. 4-2
Delayed Locking............................................... 2-9
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.....................................1-22
Driver Information Center (DIC).........................3-43
DIC Operation and Displays..........................3-44
DIC Vehicle Personalization..........................3-54Driver Information Center (DIC) (cont.)
DIC Warnings and Messages........................3-47
Driving
At Night.....................................................4-39
City...........................................................4-43
Defensive..................................................... 4-2
Drunken....................................................... 4-2
First Aid and Tool Kit...................................4-55
Freeway.....................................................4-44
Front Mounted Receiver...............................4-56
Hill and Mountain Roads..............................4-46
In Rain and on Wet Roads...........................4-40
Off-Road....................................................4-16
Power Winch Platform..................................4-57
Recovery Loops..........................................4-53
Rocking Your Vehicle to Get it Out.................4-53
Winter........................................................4-48
Dual Automatic Climate Control System.............3-19
E
Electrical System
Add-On Equipment.....................................5-102
Center Instrument Panel Fuse Block.............5-106
Fuses and Circuit Breakers.........................5-103
Instrument Panel Fuse Block.......................5-103
Power Windows and Other Power Options....5-102
Underhood Fuse Block...............................5-107
Windshield Wiper Fuses.............................5-102
4
Electronically Controlled Air Suspension System....4-66
Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-38
Check and Service Engine Soon Light............3-37
Coolant......................................................5-24
Coolant Heater............................................2-27
Coolant Temperature Gage...........................3-35
Drive Belt Routing.......................................6-14
Engine Compartment Overview......................5-12
Exhaust.....................................................2-39
Oil .............................................................5-13
Overheated Protection Operating Mode...........5-28
Overheating................................................5-26
Starting......................................................2-26
Entry/Exit Lighting...........................................3-17
Event Data Recorders (EDR)............................. 7-9
Extender, Safety Belt.......................................1-35
Exterior Lamps...............................................3-13
F
Filter
Engine Air Cleaner......................................5-18
Finish Damage...............................................5-99
First Aid Kit....................................................4-55
Fixed Mast Antenna........................................3-92Flash-to-Pass................................................... 3-8
Flat Tire........................................................5-69
Flat Tire, Changing.........................................5-70
Flat Tire, Storing.............................................5-86
Fluid
Automatic Transmission................................5-21
Power Steering...........................................5-33
Windshield Washer......................................5-34
Front Axle......................................................5-44
Front Mounted Receiver...................................4-56
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-5
Filling a Portable Fuel Container..................... 5-9
Filling Your Tank........................................... 5-7
Fuels in Foreign Countries.............................. 5-6
Gage.........................................................3-42
Gasoline Octane........................................... 5-5
Gasoline Speci cations.................................. 5-5
Low Warning Light.......................................3-43
Fuses
Center Instrument Panel Fuse Block.............5-106
Fuses and Circuit Breakers.........................5-103
Instrument Panel Fuse Block.......................5-103
Underhood Fuse Block...............................5-107
Windshield Wiper.......................................5-102
5