GMC 2012 Canyon Owner's Manual page 392

This vehicle has systems that
operate on a radio frequency
that comply with Part 15 of the
Federal Communications
Commission (FCC) rules and
with Industry Canada Standards
RSS GEN/210/220/310.
Operation is subject to the following
two conditions:
1. The device may not cause
harmful interference.
2. The device must accept any
interference received, including
interference that may cause
undesired operation of the
device.
Changes or modifications to any of
these systems by other than an
authorized service facility could void
authorization to use this equipment.