*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
Gasoline Accessory Power
STUD #1
Auxiliary Power (Single
Battery and Diesels
Only)/Dual Battery (TP2) Do
not install fuse.
MBEC
Mid Bussed Electrical Center
Power Feed, Front Seats,
Right Doors
BLOWER
Front Climate Control Fan
LBEC
Left Bussed Electrical Center,
Door Modules, Door Locks,
Auxiliary Power Outlet—Rear
Cargo Area and Instrument
Panel
STUD 2
Accessory Power/Trailer
Wiring Brake Feed
Fuses
Usage
ABS
Anti-Lock Brakes
VSES/ECAS
Vehicle Stability
IGN A
Ignition Power
IGN B
Ignition Power
LBEC 1
Left Bussed Electrical Center,
Left Doors, Truck Body
Controller, Flasher Module
TRL PARK
Parking Lamps Trailer Wiring
RR PARK
Right Rear Parking and
Sidemarker Lamps
LR PARK
Left Rear Parking and
Sidemarker Lamps
PARK LP
Parking Lamps Relay
STARTER
Starter Relay
INTPARK
Interior Lamps
STOP LP
Stoplamps
TBC BATT
Truck Body Controller Battery
Feed
SUNROOF
Sunroof
SEO B2
Off-Road Lamps
5-103
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 ...