Replacement Bulbs
For replacement bulbs not listed here, contact your dealer.
See also:
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 ...
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and
GPS signal reception. Cellular reception is required for OnStar to send remote signals
to the vehicle. ...
Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). ...