GMC Terrain: Keys and Locks / Safety Locks
The rear door safety locks prevent
passengers from opening the rear
doors from inside the vehicle.
Manual Safety Locks

If equipped, the safety lock is on the
inside edge of the rear doors. To
use the safety lock:
- Move the lever down to the
lock position.
- Close the door.
- Do the same for the other
rear door.
To open a rear door when the safety
lock is on:
- Unlock the door by activating
the inside handle, by pressing
the power door lock switch,
or by using the Remote
Keyless Entry (RKE)
transmitter.
- Open the door from the
outside.
When the safety lock is enabled,
adults and older children will not be
able to open the rear door from the
inside. Cancel the safety locks to
enable the doors to open from the
inside.
To cancel the safety lock:
- Unlock the door and open it
from the outside.
- Move the lever up to unlock.
Do the same for the other door.
If the ignition is on or in ACC/
ACCESSORY and the power door
lock switch is pressed with the
driver door open, all the doors will
lock and only the driver door will
unlock...
Other information:
Warning
A crash can damage the seat belt
system in the vehicle. A damaged
seat belt system may not properly
protect the person using it,
resulting in serious injury or even
death in a crash. To help make
sure the seat belt systems are
working properly after a crash,
have them inspected and any
necessary replacements made as
soon as possible.
After a minor crash, replacement of
seat belt..
Skidding
There are three types of skids that
correspond to the vehicle's three
control systems:
Braking Skid — wheels are not
rolling.
Steering or Cornering Skid —
too much speed or steering in a
curve causes tires to slip and
lose cornering force.
Acceleration Skid — too much
throttle causes the driving
wheels to spin.
Defensive drivers avoid most skids
by taking reasona..