Maps
This section includes basic information that you need to know about the map database.
The maps are stored on a compact flash drive that is built into the navigation system.
See also:
Low-Profile Tires
If the vehicle has P235/50R18,
245/45ZR19, P245/45R19,
255/40ZR19, P265/45R18,
275/40ZR19 or 285/35ZR19 size
tires, they are classified as
low–profile tires. These tires are
designed for v ...
Navigation
OnStar navigation requires the Directions and Connections service plan.
Push to receive directions or have them sent to the vehicle navigation
screen. Destinations can also be forwarded to the veh ...
Buying New Tires
GM has developed and matched specific tires for the vehicle. The original equipment
tires installed were designed to meet General Motors Tire Performance Criteria Specification
(TPC Spec) system r ...