GMC Acadia Owner's Manual page 301

Fuses Usage
TCM Transmission
Control Module
TRANS Transmission
TRLR Trailer Back-up
BCK/UP Lamps
TRLR BRK Trailer Brake
TRLR Trailer Parking
PRK LAMP Lamps
TRLR PWR Trailer Power
WPR/WSW Windshield Wiper/
Washer
Relays Usage
A/C Air Conditioning
CMPRSR Compressor Clutch
CLTCH
AUX Auxiliary
VAC PUMP Vacuum Pump
CRNK Switched Power
FAN 1 Cooling Fan 1
FAN 2 Cooling Fan 2
Relays Usage
FAN 3 Cooling Fan 3
FOG LAMP Fog Lamps (GMC)
HI BEAM High-Beam
Headlamps
HID/ High Intensity
LO BEAM Discharge (HID)
Low-Beam
Headlamps
HORN Horn
IGN Ignition Main
LT TRLR Trailer Left
STOP/TRN Stoplamp and Turn
Signal Lamp
PRK LAMP Parking Lamp
PWR/TRN Powertrain
RR DEFOG Rear Window
Defogger
RT TRLR Trailer Right
STOP/TRN Stoplamp and Turn
Signal Lamp
Vehicle Care
Relays Usage
STOP Stop Lamps
LAMPS (China Only)
(CHINA
ONLY)
TRLR Trailer Back-up
BCK/UP Lamps
WPR Windshield Wiper
WPR HI Windshield Wiper
High Speed
10-31