Cadillac 2006 CTS Owner's Manual page 387

Rear Underseat Fuse Block
(Passenger's Side)
The passenger's side rear fuse block is located under
the rear seat on the passenger's side of the vehicle. The
rear seat cushion must be removed to access the
rear fuse block. See "Removing the Rear Seat Cushion"
listed previously.
To access the fuse block, push in the two tabs located at
each end of the fuse block cover. Then lift the cover off.
Fuses
TRUNK DIODE Trunk Lamp
POWER
Power Sounder, Inclination Sensor
SOUNDER
SPARE Not Used
Usage
Fuses
CANISTER
Canister Vent Solenoid
VENT
FUEL
Fuel Pump Motor
PUMP MTR
SPARE Not Used
R FRT HTD Passenger's Side Heated
SEAT MOD Seat Module
SPARE Not Used
AIR BAG SDM (Sensing Diagnostic Module)
ISRVM (Inside Rearview Mirror),
RIM
Power Sounder, RIM
ABS Anti-Lock Brake System
SPARE Not Used
SPARE Not Used
SPARE Not Used
FUSE PULLER Fuse Puller
INTERIOR Hush Panel Lamps, Puddle Lamps,
LAMP Overhead Courtesy Lamp Assembly
PSGR DR MOD Right Front Passenger Door Module
RIM (Rear Integration Module),
RIM/IGN SW
Ignition Switch, Key Lock Cylinder
Usage
5-113