Chevrolet Colorado 2024 Owner's Manual page 240

verify it is still connected. The trailer lights
may periodically flash as a result of this
trailer connection detection. These flashes
may be more visible in dark ambient light
environments. The flashing or flickering
lights are a normal condition and the
Trailering App System has built-in
protections to prevent the battery from
draining. When Theft Alert is enabled, the
frequency and pattern of this flashing
changes.
If the trailer disconnects when the vehicle is
on, a message appears on the DIC
immediately. If the trailer disconnects when
the vehicle is off, a message on the DIC
displays the next time the vehicle is turned
on. Check your trailer connection if needed.
Connection Problem
If any of the trailer connections are lost, a
message appears on the DIC. The
infotainment screen will also show the
connection issue in the Lights Status view.
Connection Trailer Lighting Faults Detected
The Trailering App System monitors for
electrical faults on the trailer lights. If there
is a lighting issue, a message appears on the
DIC. The infotainment screen shows the
lighting issue in the Lights Status view.
Repair your trailer lights if needed. A trailer
lighting issue is not covered by your GM
warranty.
The Running Lights connection may not
detect partial outages. Activate the light test
to check all trailer lamps. See "Light Test"
following.
Light Test
Touch Start Light Test to cycle the trailer
lights on and off to determine if they are
working. The test follows this sequence:
1. The running lights turn on first and
remain on throughout the sequence.
2. The brake lights turn on for about
two seconds.
3. The left turn signal light flashes
three times.
4. The right turn signal light flashes
three times.
5. The reverse lights turn on for about
two seconds.
6. Steps 2–5 repeat for approximately
one minute and 45 seconds, or until the
test deactivates.
Touch Stop to manually stop the test.
Driving and Operating
The sequence also deactivates when any of
the following occur:
. The vehicle is turned off.
.
The transmission is shifted out of P (Park).
. The brake pedal is pressed.
. The turn signal is activated.
.
The hazard warning lights are activated.
Maintenance
The Maintenance Status view displays
reminders for the Trailer Profile.
. Touch a reminder to view, reset, delete,
or edit it.
‐ The progress bar turns yellow when
the maintenance item reaches
90% complete.
‐ The progress bar turns red when the
maintenance item reaches
100% complete.
. Touch New Reminder to add a new
maintenance reminder.
Suggested reminders that were previously
set will not appear. Suggested reminders
that have not been set have empty boxes
next to them. The maximum number of
reminders is 50.
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