Cadillac 2004 XLR Owner's Manual page 314

Relays
34 Horn
35 Air Conditioning Compressor
36 Windshield Washer
37 Parking Lamps
38 Fog Lamps
39 High Beam Headlamps
40 Rear Window Defogger
5-90
Usage Relays
41 Windshield Wiper High/Low
42 Wiper RUN/ACCESSORY Power
43 Starter/Crank
44 Ignition 1
45 Windshield Wiper On/Off
46 Headlamp Washer
47 Low Beam Headlamps
Usage