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.
See also:
Vehicle Settings
See Vehicle Personalization for more information. ...
Electric Power Steering
If your vehicle has electric power
steering it does not have power
steering fluid. Regular maintenance
is not required.
If power steering assist is lost due
to a system malfunction, the vehic ...
Comfortable, quiet ride
In addition to delivering surprising performance, Rainier's refined
powertrains and precision-engineered chassis system contribute to a comfortable,
quiet ride - a Buick distinction throughout its ...