See also:

Before Driving
The RSE is for rear seat passengers only. The driver cannot safely view the video screen while driving. In severe or extreme weather conditions, the RSE system may not work until the temper ...

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 v ...

Power Steering
If power steering assist is lost because the engine stops or the system is not functioning, the vehicle can be steered but it will take more effort. ...