Conversions And Add-Ons; Add-On Electrical; Equipment - GMC XT5 2023 Owner's Manual

336 Driving and Operating
Conversions and
Add-Ons

Add-On Electrical

Equipment

Warning
The Data Link Connector
(DLC) is used for vehicle
service and Emission
Inspection/Maintenance
testing. See Malfunction
Indicator Lamp (Check
Engine Light) 0 129. A device
connected to the DLC
such as an aftermarket fleet
or driver-behavior tracking
device may interfere with
vehicle systems. This could
affect vehicle operation and
cause a crash. Such devices
may also access information
stored in the vehicle s
systems.
Caution
Some electrical equipment
can damage the vehicle or
cause components to not
work and would not be
covered by the vehicle
warranty. Always check with
your dealer before adding
electrical equipment.
Add-on equipment can drain
the vehicle's 12-volt battery,
even if the vehicle is not
operating.
The vehicle has an airbag
system. Before attempting to
add anything electrical to the
vehicle, see Servicing the
Airbag-Equipped Vehicle 0 79
and Adding Equipment to the
Airbag-Equipped Vehicle 0 80.