Engine Oil Additives / Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
Satellite Radio Antenna
For vehicles with XM satellite radio
service, the antenna is located on
the roof of the vehicle. Keep the
antenna clear of obstructions for
clear radio reception. ...
Activating a Setting
1. Turn the Menu knob to highlight
the setting.
2. Press SELECT to activate the
setting. ...
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 crankin ...