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. ...

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Emissions Controls
The burning of gasoline in your vehicle’s engine produces several byproducts. Some of these are carbon monoxide (CO), oxides of nitrogen (NOx), and hydrocarbons (HC). Gasoline evaporating fr ...

If the engine will not start
If the engine will not start even though correct starting procedures are being followed or releasing the steering lock, consider each of the following points. ■ The engine will not start eve ...

Starting the Engine
1. Apply the parking brake. 2. In cold weather, turn off all electrical accessories to reduce the drain on the battery. 3. Make sure the shift lever is in Park. Press on the brake pedal. 4. W ...