OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar Hands-Free calling.
See Steering Wheel Controls for more information.
On some vehicles, the Talk button can be used to dial numbers into voice mail systems, or to dial phone extensions. See the OnStar Owner's Guide for more information.
See also:
Making a Call
Calls can be made using the following commands.
Dial or Call: The dial or call command can be used interchangeably to dial a
phone number or a stored name tag.
Digit Dial: This command allows a ph ...
Footnotes — Maintenance
Schedule Additional Required
Services — Normal
a) Or every two years, whichever
comes first. More frequent
replacement may be needed if the
vehicle is driven in areas with heavy
traffic, areas with poor air quality,
or areas with high du ...
QuietTuned for silent ride, comfort
Like all other Buick models, Terraza benefits from QuietTuning, a
comprehensive engineering program throughout the entire vehicle to ensure a
silent ride. This includes new engine isolation measur ...
