GMC Terrain: Vehicle Security - Keys, Doors, and Windows - GMC Terrain Owner's ManualGMC Terrain: Vehicle Security

Manual Operation of Power Liftgate
To change the liftgate to manual operation, turn the mode switch to the OFF position. With the power liftgate disabled and all of the doors unlocked, the liftgate can be manually opened and closed. ...

Vehicle Security
This vehicle has theft-deterrent features; however, they do not make it impossible to steal. ...

See also:

Activating/deactivating
The control panel is activated by pressing MODE when the audio system is switched on. It is switched off automatically when the audio system is switched off or by a long press on MODE. ...

Parking Brake
Before leaving the vehicle, make sure that the parking brake is fully applied. Also, be certain to leave the transmission in PARK. The parking brake lever is located in the center console. To ap ...

ECO gauge (models with type A combination meter)
The unit displayed varies depending on the model. The ECO gauge shows the difference between the average rate of fuel consumption since the trip meter was last reset and the current rate ...