See also:

Engine Coolant Temperature Gauge
This gauge shows the engine coolant temperature. If the indicator on the gauge moves towards the shaded area on the thermostat, it means that the engine coolant has overheated. If the vehicle has ...

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 ...

Cleaning the Video Screens
Use only a clean cloth dampened with clean water. Use care when touching or cleaning the screens as damage could result. ...