GMC Terrain: Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.
OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. T ...Languages
The vehicle can be programmed to respond in French or Spanish. Push Q and ask an Advisor. Advisors can speak French or Spanish. ...See also:
Adding engine oil
1. Check the engine oil. For instructions, refer to Checking the engine
oil in this chapter.
2. If the engine oil level is not within the normal range, add only certified
engine oil of the recommen ...
Side ventilators
Side ventilators
1) Open
2) Close
3) Thumb-wheel
Move the tab to adjust the flow direction.
To open or close the ventilator, turn the
thumb-wheel up or down. ...
Important notes on tire pressure
WARNING
Should the tire pressure drop repeatedly:
check the tire for foreign bodies.
check whether the wheel is losing air or the valve is leaking.
make sure that only a valve cap approv ...