See also:

Battery
The battery supplies power to start the engine and operate any additional electrical accessories. • To avoid break-down or failure to start the vehicle, maintain a battery with full cranking power. ...

Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and c ...

Voltmeter Gauge
This gauge indicates the battery voltage when the ignition is turned on. When the ignition is on, this gauge indicates the battery voltage. When the engine is running, this gauge shows the conditi ...