Cadillac 2016 ATS Manual page 100

6. Before placing a child in the
child restraint, make sure it is
securely held in place. Refer to
your child restraint
manufacturer instructions.
If the airbags are off, the off
indicator in the passenger airbag
status indicator will come on and
stay on when the vehicle is started.
If a child restraint has been installed
and the on indicator is lit, see If the
On Indicator Is Lit for a Child
Restraint under Passenger
Sensing System 0 76.
To remove the child restraint,
unbuckle the vehicle safety belt and
let it return to the stowed position.
Seats and Restraints 99