Buick Regal 2018 Owner's Manual page 45

44 Keys, Doors, and Windows
Warning (Continued)
Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
Climate Control Systems
in the Index.
If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0 221.
Manual Liftgate
Hatchback
To open the liftgate, press the
emblem on the end of the liftgate.
Unlocking all doors will also unlock
the liftgate.
Use the handle to lower and close
the liftgate. If equipped, do not
press the touch pad while closing
the liftgate. This will cause the
liftgate to be unlatched.
The liftgate can be opened when
locked if the RKE transmitter is
within 1 m (3 ft) of the emblem. See
Remote Keyless Entry (RKE)
System Operation 0 31.
The liftgate has an electric latch.
If the battery is disconnected or has
low voltage, the liftgate will not
open. The liftgate will resume
operation when the battery is
reconnected and charged.