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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    The Inside
    Here's where GM has really outdone itself in its new SUVs. Like the Tahoe, the Yukon shows off one of the best interiors GM has ever mustered in a mass-marketed vehicle. All the buttons are of abo ...

    Engine Coolant Temperature Gauge
    Metric English This gauge shows the engine coolant temperature. It also provides an indicator of how hard the vehicle is working. During a majority of the operation, the gauge reads 100°C (210 ...

    Pulling a Trailer
    Important points for pulling a trailer: • There are many different laws, including speed limit restrictions, having to do with trailering. Make sure the rig will be legal, not only where you live ...