See also:

Exterior Lighting Battery Saver
If the exterior lamp button has been left on, the exterior lamps will turn off about 10 minutes after the ignition is turned to LOCK/OFF and a door has been opened. This protects against drainin ...

Setting the Month and Day Format
1. Press the CONFIG button and select Time and Date Settings, or press . 2. Highlight Set Date Format. 3. Press SELECT to select MM/DD/YY (month/day/year) or DD/MM/YY (day/month/year). ...

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and opt ...