Cadillac 2004 CTS - Manual (Page 381)

Underhood Fuse Block
The underhood fuse block is located in the engine
compartment on the passenger’s side of the vehicle.
See
Engine Compartment Overview on page 5-12
for more information on location.
To access the fuses, push in the two tabs located on
each side of the fuse block cover. Then lift the cover off.
Relays Usage
LO SPEED
FAN RELAY
MINI
Low Speed Fan Motor
HI SPEED FAN
RELAY MINI
High Speed Fan Motor
ACCESSORY
RELAY MINI
Accessory Power Outlets
5-95