Theater Dimming

This feature allows for a three to five second fade out of the courtesy lamps instead of immediate turn off.

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    Place a Call Using a Stored Number
    1. Push . System responds: “OnStar ready.”. 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...

    How to Reset the Engine Oil LifeSystem
    The Engine Oil Life System calculates when to change your engine oil and filter based on vehicle use. Anytime your oil is changed, reset the system so it can calculate when the next oil change is ...

    Special Application Services
    • Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi. • Have underbody flushing service performed once a year. ...