Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Vehicle Care
411
Fuses
Usage
29
–
30
–
31
Headlamp Level
32
–
33
Body Ignition/IP
Ignition
34
Exhaust Valve
35
Transmission Control
Module Ignition/
Engine Control Module
Ignition/Shift Ignition/
Brake Ignition
36
Shift Module
37
Body Control
Module 1/Electronic
Park Brake Switch
38
Center Stack Module
39
Steering Wheel
Controls
40
Body Control Module 2
41
Body Control Module 3
42
Body Control Module 4
Circuit
Breakers
Usage
CB1
Auxiliary Power
Outlet 1
CB2
Auxiliary Power
Outlet 2
Relays
Usage
1
Run After Park/
Accessory
2
Run Crank
3
–
4
–
5
–
Rear Compartment
Fuse Block
The rear compartment fuse
block is behind a cover on the
driver side of the rear
compartment.
The vehicle may not be
equipped with all of the fuses,
relays, and features shown.