GMC Terrain: Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push , and an Advisor can run a check.
OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there is cell ...See also:
Sensors
The solar sensor, located on top of the instrument panel near the windshield,
monitors the solar heat. The climate control system uses the information to adjust
the temperature, fan speed, recircu ...
Entering the vehicle following remote engine start
shutdown
An alarm trigger may occur if the vehicle is
opened by the remote keyless entry
transmitter within a few seconds immediately
following remote engine start shutdown. ...
Cornering light function
The cornering light function improves the illumination of the road over a wide
angle in the direction you are turning, enabling better visibility in tight bends,
for example. It can only be acti ...