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

WARNING

Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather.

The vehicle aerodynamics are designed to improve fuel economy performance. This

The vehicle aerodynamics are designed to improve fuel economy performance. This may result in a pulsing sound when a window is partially open. To reduce the sound, open another window or the sunroof (if equipped).

Cleaning the Mirror
Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water. ...

Power Windows
WARNING Leaving children in a vehicle with the keys is dangerous for many reasons. Children or others could be badly injured or even killed. They could operate the power windows or other controls ...

See also:

Operating Instructions — Voice Command System (If Equipped)
For the radio, Refer to “Voice Command” in the Uconnect™ User Manual located on the DVD for further details. ...

Fuel specification
Diesel vehicles in Algeria, Egypt, Libya, Morocco, India, Pakistan and Tunisia must only use premium diesel fuel. ...

Engine exhaust can be dangerous!
WARNING: ENGINE EXHAUST CAN BE DANGEROUS! Engine exhaust fumes can be extremely dangerous. If, at any time, you smell exhaust fumes inside the vehicle, open the windows immediately. o Do not inh ...