Remote Keyless Entry (RKE) System Operation
The Passive Entry system allows entry to the vehicle when the Remote Keyless Entry (RKE) transmitter is within 1 m (3 ft). See Passive Entry Operation later.
The RKE transmitter functions can operate at distances up to 60 m (197 ft) from the vehicle.
Other conditions can affect transmitter performance. See Remote Keyless Entry (RKE) System.

With remote start, without similar
: Press to lock all doors. Turn signal lamps may flash and/or the horn may sound on the second press to confirm locking. See Vehicle Personalization.
If the driver door is open when Lock is pressed and Anti-Lockout is enabled, all doors will lock, and then the driver door will immediately unlock. See Vehicle Personalization. If the passenger door is open when
is pressed, all doors lock.
Press
May also arm the theft-deterrent system. See Vehicle Alarm System.
: Press to unlock the driver door. Press Unlock again within five seconds to unlock all doors. The RKE transmitter can be programmed to unlock all doors on the first press. See Vehicle Personalization. When unlocking the vehicle at night, the fog lamps and backup lamps will turn on for approximately 20 seconds to light your approach to the vehicle. Turn signal lamps may flash to confirm unlocking. See Vehicle Personalization.
Press
disarms the theft-deterrent system. See Vehicle Alarm System.
If equipped, press and hold
to remotely open all windows, if enabled. See Vehicle Personalization.
: If equipped, press and release
and then immediately press and hold
for at least four seconds to start the engine from outside the vehicle using the RKE transmitter. See Remote Vehicle Start.
: Press and release once to activate the vehicle locator. The exterior lamps will flash and the horn will chirp three times. Press and hold
for three seconds to activate the panic alarm. The horn will sound and the turn signal lamps will flash for 30 seconds or until
is pressed again or the vehicle is started.
: Quickly press twice to open or close the liftgate.
Press once to stop the liftgate while it is moving.
Test yourself
A quick GMC Terrain quiz: every answer comes with an explanation and a link to the manual page.