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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    Footnotes — Maintenance Schedule Additional Required Services — Severe
    a) Or every two years, whichever comes first. b) Check all fuel and vapor lines and hoses for proper hook-up, routing, and condition. Check that the purge valve, if the vehicle has one, wor ...

    Braking in Emergencies
    ABS allows the driver to steer and brake at the same time. In many emergencies, steering can help more than even the very best braking. ...

    Lucerne Super adds more luxury appointments
    Distinctly designed, the Lucerne Super stands out with a new bright chrome waterfall grille, front and rear fascias, integrated dual exhaust tips, rocker panels, and Super badge on the decklid. Ex ...