GMC 2001 Yukon XL Owner's Manual page 372

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Name
Usage
STUD #1
Accessory Power/Trailer Wiring
Feed/Load Leveling
-
ABS
Anti
Lock Brakes
IGN A
Ignition Switch
AIR
A.I.R. System
RAP #1
Retained Accessory Power,
Power Mirrors, Power Door Locks,
Power Seat(s)
IGN B
Ignition Switch
RAP #2
Retained Accessory Power/Rear
Power Windows, Sunroof, Radio
STUD #2
Accessory Power/Trailer Wiring
Brake Feed
TRL R TRN
Right Turn Signal Trailer Wiring
TRL L TRN
Left Turn Signal Trailer Wiring
IGN 1
Ignition, Fuel Controls
INJ B
Ignition, Fuel Controls (Relay)
STARTER
Starter (Relay)
PARK LP
Parking Lamps
Name
Usage
FRT HVAC
Climate Control System
STOP LP
Exterior Lamps, Stoplamps
ECM I
PCM
CHMSL
Center High Mounted Stoplamp
VEH STOP
Stoplamps, Cruise Control
TRL B/U
Backup Lamps Trailer Wiring
INJ A
Fuel Controls, Ignition
RR HVAC
Rear HVAC
VEH B/U
Vehicle Backup Lamps
ENG 1
Engine Controls, Canister Purge,
Fuel System
ETC
Electronic Throttle Control
IGN E
A/C Compressor Relay, Rear
Window Defogger, Daytime
Running Lamps, A.I.R. System
B/U LP
Backup Lamps, Automatic
Transmission Shift Lock
Control System
ATC
Automatic Transfer Case
6-69

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