Mercedes-Benz GLC : Display messages and warning/indicator lamps
Other information:
WARNING Risk of injury due to modifications
to the child restraint system
The child restraint system can no longer
function properly. This poses an increased
risk of injury.
Never modify a child restraint system.
Only affix accessories which have been specially approved for this child restraint system by the child restraint system's manufacturer...
USA: "Radio based devices of this vehicle comply
with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: 1) These
devices may not cause harmful interference, and
2) These devices must accept any interference
received, including interference that may cause
undesired operation...