Cadillac 2013 Caddilac CTS Owner's Manual page 260

9-16 Driving and Operating
If the vehicle must be shut off in an
emergency:
1. Brake using a firm and steady
pressure. Do not pump the
brakes repeatedly. This may
deplete power assist, requiring
increased brake pedal force.
2. Shift the vehicle to neutral. This
can be done while the vehicle is
moving. After shifting to neutral,
firmly apply the brakes and steer
the vehicle to a safe location.
3. Come to a complete stop. Shift
to P (Park) with an automatic
transmission, or Neutral with a
manual transmission. Turn the
ignition to LOCK/OFF.
4. Set the parking brake. See
or
Turning off the vehicle while
moving may cause loss of power
assist in the brake and steering
systems and disable the airbags.
While driving, only shut the
vehicle off in an emergency.
If the vehicle cannot be pulled over,
and must be shut off while driving,
switch the ignition to ACC/
ACCESSORY.
2 (ACC/ACCESSORY): This
position allows you to use things
like the radio and the windshield
wipers when the engine is off. This
position will allow you to turn off the
engine.
3 (ON/RUN): This position is for
.
driving. It is the position the ignition
switch returns to after the engine
starts, and the control knob is
released. This position can also be
used for service and diagnostics,
and to verify the proper operation of
WARNING
the malfunction indicator lamp as
may be required for emission
inspection purposes.
If you need to shift the transmission
out of P (Park), the ignition control
knob has to be in ACC/
ACCESSORY or ON/RUN.
The battery could be drained if you
leave the ignition in the ACC/
ACCESSORY or ON/RUN position
with the engine off. You may not be
able to start the vehicle if the battery
is allowed to drain for an extended
period of time.
4 (START): This position starts the
engine.