Cadillac XT4 2023 Owner's Manual page 284

ACC may occasionally provide
an alert and/or braking that is
considered unnecessary.
It could respond to vehicles in
different lanes, signs,
guardrails, and other
stationary objects when
entering or exiting a curve.
This is normal operation. The
vehicle does not need service.
Other Vehicle Lane Changes
ACC will not detect a vehicle
ahead until it is completely in
the lane. The brakes may need
to be manually applied.
Objects Not Directly in Front
of Your Vehicle
The detection of objects in
front of the vehicle may not be
possible if:
The vehicle or object ahead
is not within your lane.
The vehicle ahead is shifted,
not centered, or is shifted to
one side of the lane.
Driving in Narrow Lanes
Vehicles in adjacent traffic
lanes or roadside objects may
be incorrectly detected when
located along the roadway.
Do Not Use ACC on Hills
Driving and Operating
Do not use ACC when driving
on steep hills as ACC may not
detect a vehicle ahead.
Do Not Use ACC When
Towing a Trailer
ACC should not be used when
towing a trailer.
Disengaging ACC
There are three ways to
disengage ACC:
Step lightly on the brake
pedal.
Press .
Press .
Erasing Speed Memory
The cruise control set speed is
erased from memory if
pressed or if the ignition is
turned off.
Weather Conditions
Affecting ACC
System operation may be
limited under snow, heavy rain,
or road spray conditions.
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