Fuses Usage
RR Wiper Rear Window Wiper Switch
SEO ACCYSpecial Equipment Option
Accessory
WS WPR Windshield Wipers
TBC ACCYTruck Body Controller
Accessory
IGN 3 Rear Heated Seats Module
Fuses Usage
4WDFour-Wheel Drive Switch, Air
Suspension Switch/Module
HTR A/C Not Used
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)
RR FOG LP Not Used
BRAKE Brake Switch
DRIVER UNLOCKPower Door Lock Relay
(Driver’s Door Unlock
Function)
IGN 0Brake Transmission Shift
Interlock, Powertrain Control
Module, Transmission
TBC IGN 0 Truck Body Controller
VEH CHMSLVehicle and Trailer High
Mounted Stoplamp
LT TRLR ST/TRN Left Turn Signal/Stop Trailer
505
Fuses Usage
LT TRNLeft Turn Signals and
Sidemarkers
VEH STOPVehicle Stoplamps, Brake
Module, Electronic Throttle
Control Module
RT TRLR ST/TRN Right Turn Signal/Stop Trailer
RT TRNRight Turn Signals and
Sidemarkers
BODY Harness Connector
DDM Driver Door Module
LOCKSRear Doors and Liftgate
Power Lock Relay Feed
ECC Liftgate
TBC 2C Truck Body Controller
FLASH Flasher Module
CB LT DOORSLeft Rear Power Window
Circuit Breaker and Driver
Door Module
TBC 2B Truck Body Controller
TBC 2A Truck Body Controller
Circuit Breaker Usage
AUX PWR 2 Midgate Controller (SUT Only)
Center Instrument Panel Fuse Block
The center instrument panel utility block is
located underneath the instrument panel, to the
left of the steering column.
Device Usage
SEO Special Equipment Option
TRAILERTrailer Brake Wiring,
Off-Road Lamps Harness
Connector
UPFIT Up tter (Not Used)
SL RIDE Ride Control (Not Used)
HDLR 2Headliner Wiring
Connector 2
506
Fuses Usage
PARK LP Parking Lamps Relay
STRTR Starter Relay
INTPARK Roof Marker Lamps
STOP LP Stoplamps
TBC BATTTruck Body Controller
Battery Feed
SEO B2 Off-Road Lamps
4WS Not Used
AUX PWRInstrument Panel Outlets,
Rear Cargo Area Power
Outlets, Console
PCM 1 Powertrain Control Module
ETC/ECMElectronic Throttle Control,
Electronic Brake Controller
IGN EInstrument Panel Cluster,
Air Conditioning Relay, Turn
Signal/Hazard Switch, Starter
Relay, Electronic Brake
Controller TC2 Mode Switch
RTDElectronic Brake Controller
Battery FeedFuses Usage
TRL B/U Backup Lamps Trailer Wiring
F/PMP Fuel Pump (Relay)
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
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-LTDriver’s Side High Beam
Headlamp
LH HID Not Used
DRL Daytime Running Lamps
510
Bulb Replacement....................................... 441
Daytime Running Lamps.......................... 443
Front Turn Signal and Parking Lamps......... 442
Halogen Bulbs......................................... 441
Headlamps............................................... 441
Replacement Bulbs.................................. 446
Roof Marker Lamps................................. 443
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps..................................... 444
Buying New Tires........................................ 460
C
Calibration................................................... 139
California Fuel............................................. 395
California Proposition 65 Warning................ 393
Canadian Owners........................................... 3
Capacities and Speci cations...................... 512
Carbon Monoxide.............104, 105, 108, 137,
353, 374
Care of
Safety Belts............................................. 495
Your Cassette Tape Player....................... 297
Your CD and DVD Player........................ 300
Your CDs and DVDs................................ 299Cargo Area, All-Weather .............................. 165
Cargo Tie Downs........................................ 165
Center Console Storage Area...................... 160
Center Overhead Console........................... 160
Chains, Tire................................................. 465
Charging System Light................................ 209
Check
Engine Light............................................ 215
Checking Things Under the Hood ................ 400
Chemical Paint Spotting .............................. 500
Child Restraints
Child Restraint Systems............................. 53
Infants and Young Children........................ 49
Lower Anchors and Tethers for
Children.................................................. 59
Older Children........................................... 46
Securing a Child Restraint in a
Rear Seat Position................................. 69
Securing a Child Restraint in the
Right Front Seat Position........................ 71
Where to Put the Restraint........................ 57
Chime Level Adjustment .............................. 300
Cigarette Lighter.......................................... 197
557
Fuel (cont.)
Filling Your Tank...................................... 397
Fuels in Foreign Countries....................... 396
Gage....................................................... 221
Gasoline Octane...................................... 394
Gasoline Speci cations............................ 394
Low Warning Light................................... 221
Fuses
Center Instrument Panel Fuse Block........ 506
Fuses and Circuit Breakers...................... 504
Instrument Panel Fuse Block................... 504
Underhood Fuse Block............................. 507
Windshield Wiper..................................... 503
G
Gage
Engine Coolant Temperature.................... 213
Fuel......................................................... 221
Oil Pressure............................................. 218
Speedometer........................................... 206
Tachometer.............................................. 206
Transmission Temperature........................ 213
Voltmeter Gage........................................ 210Garage Door Opener..........................148, 149
Gasoline
Octane..................................................... 394
Speci cations........................................... 394
Glove Box................................................... 160
GM Mobility Reimbursement Program.......... 541
H
Hazard Warning Flashers............................ 176
Head Restraints............................................ 14
Headlamps.................................................. 441
Automatic Headlamp System.................... 189
Bulb Replacement.................................... 441
Daytime Running Lamps.................188, 443
Flash-to-Pass........................................... 180
Front Turn Signal and Parking Lamps......... 442
Halogen Bulbs......................................... 441
High/Low Beam Changer......................... 179
On Reminder........................................... 188
Roof Marker Lamps................................. 443
Heated Seats................................................ 10
Heater......................................................... 197
Highbeam On Light..................................... 220
561
Safety Belts (cont.)
Rear Safety Belt Comfort Guides............... 42
Rear Seat Passengers............................... 39
Right Front Passenger Position.................. 39
Safety Belt Extender.................................. 45
Safety Belt Use During Pregnancy............. 38
Safety Belts Are for Everyone.................... 24
Safety Warnings and Symbols......................... 4
Scheduled Maintenance............................... 517
Seats
60/40 Split Bench Seat.............................. 15
Head Restraints......................................... 14
Heated Seats............................................. 10
Heated Seats - Rear.................................. 15
Memory, Mirrors......................................... 10
Power Lumbar............................................. 9
Power Reclining Seatbacks........................ 12
Power Seats................................................ 8
Third Row Seat......................................... 17
Securing a Child Restraint
Rear Seat Position..................................... 69
Right Front Seat Position........................... 71
Security Light.............................................. 219
Selectable Extended Rear Ride Height........ 371Service.................................................... 392
Accessories and Modi cations.................. 392
Adding Equipment to the Outside of
Your Vehicle......................................... 394
California Proposition 65 Warning............. 393
Doing Your Own Work............................. 393
Engine Soon Light................................... 215
Publications Ordering Information............. 553
Servicing Your Airbag-Equipped Vehicle......... 88
Setting the Time.......................................... 243
Sheet Metal Damage................................... 499
Shifting Into Park (P)................................... 134
Shifting Out of Park (P)............................... 135
Side Steps.................................................. 338
Signals, Turn and Lane-Change.................. 178
Spare Tire................................................... 491
Accessory In ator..................................... 466
Carrier, Tailgate........................................ 108
Installing.................................................. 478
Removing........................................470, 474
Storing............................................485, 488
Speci cations, Capacities............................ 512
Speedometer............................................... 206
Split Bench Seat (60/40)............................... 15
567
Starting Your Engine................................... 121
Steering...................................................... 312
Steering Wheel Controls, Audio................... 296
Steering Wheel, Tilt Wheel.......................... 177
Storage Areas
All-Weather Cargo Area........................... 165
Center Console Storage Area................... 160
Center Overhead Console........................ 160
Glove Box................................................ 160
Luggage Carrier....................................... 160
Rear Seat Armrest................................... 164
Stuck in Sand, Mud, Ice, or Snow............... 357
Sun Visors.................................................. 115
Sunroof....................................................... 168
Suspension................................................. 372
T
Tachometer................................................. 206
Tailgate/Spare Tire Carrier........................... 108
Taillamps
Turn Signal, Stoplamps and
Back-up Lamps..................................... 444
Theft-Deterrent, Radio................................. 295Theft-Deterrent Systems.............................. 115
Content Theft-Deterrent............................ 116
Passlock
®................................................ 118
Third Row Seat............................................. 17
Tilt Wheel.................................................... 177
Tires........................................................... 448
Aluminum Wheels, Cleaning..................... 498
Buying New Tires..................................... 460
Chains..................................................... 465
Changing a Flat Tire................................ 468
Cleaning.................................................. 499
Different Size........................................... 461
If a Tire Goes Flat................................... 468
In ation - Tire Pressure............................ 456
In ator, Accessory.................................... 466
Inspection and Rotation............................ 457
Installing the Spare Tire........................... 478
Removing the Flat Tire............................. 478
Removing the Spare Tire
and Tools.....................................470, 474
Spare Tire................................................ 491
Storing a Flat or Spare Tire
and Tools.....................................485, 488
Tire Sidewall Labeling.............................. 449
Tire Terminology and De nitions............... 453
568
Tires (cont.)
Uniform Tire Quality Grading.................... 462
Wheel Alignment and Tire Balance........... 463
Wheel Replacement................................. 464
When It Is Time for New Tires................. 459
Tonneau Cover............................................ 167
Tool Kit ....................................................... 360
Tow/Haul Mode........................................... 127
Tow/Haul Mode Light................................... 220
Towing
Recreational Vehicle................................. 369
Towing a Trailer....................................... 374
Your Vehicle............................................. 369
Traction
Control System (TCS).............................. 309
Off Light.................................................. 212
Trailer
Recommendations.................................... 388
Transmission
Fluid, Automatic....................................... 412
Temperature Gage................................... 213
Transmission Operation, Automatic.............. 124
Trip Odometer............................................. 206
Turn and Lane-Change Signals................... 178
Turn Signal/Multifunction Lever.................... 178U
Understanding Radio Reception................... 297
Uniform Tire Quality Grading....................... 462
Universal Home Remote System........148, 149
Operation........................................150, 156
V
Vehicle
Control..................................................... 306
Damage Warnings....................................... 5
Loading.................................................... 362
Symbols...................................................... 5
Vehicle Customization, DIC......................... 234
Vehicle Data Collection and Event
Data Recorders........................................ 546
Vehicle Identi cation
Number (VIN).......................................... 502
Service Parts Identi cation Label.............. 502
Ventilation Adjustment.................................. 203
Visors.......................................................... 115
Voltmeter Gage........................................... 210
569