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General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

Manual Operation
(Fan Control): Press the up or down arrows to increase or decrease the fan speed Pressing this button when the system is off will turn the system on. Pressing either arrow while using automatic ...

Entering the Feature Settings Menu
1. Turn the ignition on. To avoid excessive drain on the battery, it is recommended that the headlamps are turned off. 2. Press the customization button to enter the feature settings menu. ...