Fuses
Usage
4WD
Four-Wheel Drive System,
Auxiliary Battery
HTR A/C
Climate Control System
LOCK
Power Door Lock Relay
(Lock Function)
HVAC 1
Inside Rearview Mirror,
Climate Control System
L DOOR
Driver’s Door Harness
Connection
CRUISE
Cruise Control
UNLOCK
Power Door Lock Relay
(Unlock Function)
RR FOG LP
Rear Fog Lamp (Export Only)
BRAKE
Anti-Lock Brake System
DRIVER UNLOCK
Power Door Lock Relay
(Driver’s Door Unlock
Function)
IGN 0
PCM, TCM
TBC IGN 0
Truck Body Controller
VEH CHMSL
Vehicle and Trailer High
Mounted Stoplamp
LT TRLR ST/TRN
Left Turn Signal/Stop Trailer
Fuses
Usage
LT TRN
Left Turn Signals and
Sidemarkers
VEH STOP
Vehicle Stoplamps, Brake
Module, Electronic Throttle
Control Module
RT TRLR ST/TRN
Right Turn Signal/Stop Trailer
RT TRN
Right Turn Signals and
Sidemarkers
BODY
Harness Connector
DDM
Driver Door Module
AUX PWR 2
Rear Cargo Area Power
Outlets
LOCKS
Power Door Lock System
ECC
Rear Electronic Climate
Control
TBC 2C
Truck Body Controller
FLASH
Flasher Module
CB LT DOORS
Left Power Window Circuit
Breaker
TBC 2B
Truck Body Controller
TBC 2A
Truck Body Controller
5-99
Summary of Contents for 2003 Yukon XL
Page 5: ...These are some examples of vehicle symbols you may find on your vehicle v ...
Page 6: ...Model Reference This manual covers these models Yukon Yukon XL vi ...
Page 64: ...Tahoe Yukon Second Row Seat Third Row 50 50 Split Bench Seat 1 58 ...
Page 94: ... NOTES 1 88 ...
Page 157: ... NOTES 3 3 ...
Page 158: ...Instrument Panel Overview 3 4 ...
Page 282: ... NOTES 3 128 ...
Page 372: ...When you open the hood on the VORTEC 8100 V8 engine you ll see the following 5 14 ...
Page 460: ...See Engine Compartment Overview on page 5 12 for more information on its location 5 102 ...
Page 488: ...Maintenance Record cont d Date Odometer Reading Serviced By Maintenance Record 6 20 ...
Page 500: ... NOTES 7 12 ...