Chevrolet 2003 Tahoe Owner's Manual page 456

*I
-
Gasoline Engine and Fuel Injection Rail #2.
*2
-
Gasoline Engine and Fuel Injection Rail #l.
*3
-
Gasoline Engine; Oxygen Sensors.
*4 -
Gasoline Engine; Oxygen Sensors.
*5
-
PCM Ignition
Fuses
GLOW PLUG
CUST FEED
STUD #1
MBEC
BLOWER
LBEC
Usage
Not Used
Gasoline Accessow Power
I
Auxiliary Power (Single
Battery and Diesels
Only)/Dual Battery (TP2) Do
not install fuse.
Mid Bussed Electrical Center
Power Feed, Front Seats,
Right Doors
Front Climate Control Fan
Left Bussed Electrical Center,
Door Modules, Door Locks,
Auxiliary Power Outlet-Rear
Cargo Area and Instrument
Panel
Fuses
Anti-Lock Brakes ABS
STUD 2
Usage
Accessory PowerRrailer
Wiring Brake Feed
VSES/ECAS
lqnition Power IGN A
Vehicle Stability
IGN
B
Left Doors, Truck Body
LBEC 1
Ignition Power
Left Bussed Electrical Center,
Controller, Flasher Module
LR PARK
Left Rear Parking and
Sidemarker Lamps
PARK LP
Starter Relav STARTER
Parking Lamps Relay
INTPARK
Stoplamps
STOP LP
Interior Lamps
I
TBC BATT
I
Truck Body Controller
Battery Feed
5-1
03