OnStar Services

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Hill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: ○ Keep the vehicle serviced and in good shape. ...

Entering the Feature Settings Menu
1. Turn the ignition on and place the vehicle in P (Park). To avoid excessive drain on the battery, turn the headlamps off. 2. Press the customization button to scroll through the available customiz ...

Store a Name Tag for Speed Dialing
1. Push System responds: “OnStar ready.” 2. Say “Store.” System responds: “Please say the number you would like to store.” 3. Say the entire number without pausing. System responds: â ...