Database Coverage Explanations
Coverage area depends upon the map detail available. Some areas have greater map detail than others. The navigation system works only as well as the information provided on the stored map data. See Map Data Updates on how to obtain updated map information.
See also:
Add-on Electrical Equipment
The OnStar system is integrated
into the electrical architecture of the
vehicle. Do not add any electrical
equipment. See Add-On Electrical
Equipment. Added
electrical equipment may interfer ...
Automatic Door Locks
The vehicle may have an automatic lock/unlock feature. This feature can be programmed
using the Driver Information Center (DIC). See Vehicle Personalization
for more information on DIC ...
Torque Lock
If you are parking on a hill and you do not shift the transmission into P (Park)
properly, the weight of the vehicle can put too much force on the parking pawl in
the transmission. It might be dif ...