The map data in the vehicle is the most up-to-date information available when the vehicle was produced. The map data is updated periodically, provided that the map information has changed.
For questions about the operation of the navigation system or the update process, contact the GM Nav Disc Center toll-free phone number, 1-877-NAV-DISC (1-877-628-3472) or go to the center’s website, www.gmnavdisc.com. If updates are needed, call the GM Nav Disc Center or order a new Map Update online. To order map data, have the vehicle’s Vehicle Identification Number (VIN) available.
If the System Needs Service
Database Coverage ExplanationsRemoval Procedure
Warning: Refer to Cracked Window Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section
Note: Position the vehicle on level ground and move the front
wheels to the straight-ahead position.
Disconnect battery.
Remove air inlet grill ...
Quick Info
Quick Info gives access to quick information on Audio playing, OnStar Turn-by-Turn
route (if equipped), 5-day forecast, Nearby Fuel Stations, and Movie Show Times.
To access, press Quick Info on the Home Page or the INFO button on the faceplate.
Depending on the system and if the options are ...
Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination
of fuses and circuit breakers. This greatly reduces the chance of damage caused
by electrical problems.
To check a fuse, look at the silver-colored band inside the fuse.
If the band is broken or melted, repla ...