Cadillac 2013 Caddilac CTS Owner's Manual page 342

Daytime Running
Lamps (Non-HID),
49
Low-Beam
Headlamps (HID)
53 Not Used
63 Main Ignition
66 Windshield Wipers
67 Powertrain
Windshield Wipers
68
High Speed
This fuse block is on the left side of
the engine compartment.
Lift the fuse block cover to access
the fuses.
The vehicle may not be equipped
with all of the fuses and relays
shown.