Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

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    USB Port
    Not all USB drives are compatible with the USB port. Check the height of the USB drive prior to closing the arm rest. For vehicles with a USB port, the following devices may be connected and contro ...

    Checking Engine Oil
    It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handl ...

    Trailer Towing
    Before pulling a trailer, there are three important considerations that have to do with weight: The weight of the trailer. The weight of the trailer tongue. The total weight on your vehicle& ...