Cadillac CT6 2020 Owner's Manual page 305

304 VEHICLE CARE
Fuses Usage
F22 Electric steering
column lock ignition
F23 Washer
F24 Left cornering LED
F25
F26
F27
F28
F29 Electric brake control
module 1
Relays Usage
R1
R2
R3
R4 High-beam headlamp
R5 Wiper control
R6 Wiper speed
R7 Run/Crank
R8
The 8-cylinder engine has an
underhood fuse block on each side of
the engine compartment.
Passenger Side Fuse Block
Lift the fuse block cover to access the
fuses.
The vehicle may not be equipped with
all of the fuses and relays shown.
Caution
Spilling liquid on any electrical
component on the vehicle may
damage it. Always keep the covers
on any electrical component.