When to Check
Check the tires once a month or more. Do not forget the compact spare tire, if the vehicle has one. The cold compact spare should be at 420 kPa (60 psi). For additional information regarding the compact spare tire, see Compact Spare Tire .
See also:
OnStar® Hands-Free Calling
OnStar® Hands-Free Calling allows eligible
OnStar® subscribers to make and receive calls
using voice commands. Hands-Free Calling is fully
integrated into the vehicle, and can be used
with OnSta ...
Roadside Assistance Program
U.S.: 1-800-252-1112
TTY Users: 1-888-889-2438
Canada: 1-800-268-6800
As the owner of a new Buick, you are automatically enrolled in the Roadside Assistance program.
See Roadside Assistance Pr ...
Power Lumbar
On vehicles equipped with either a two-way or four-way
lumbar, the control is located on the outboard side of
the seats.
For a detailed operation description see Power Lumbar . ...