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 Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling and Enabling.
Disconnect the negative battery cable. Refer to Battery N ...
AM-FM Radio
Playing the Radio
(Power/Volume):
• Press to turn the radio on or off.
• Turn to increase or decrease the volume of the active source.
The steering wheel controls can also be used to adjust the volume.
Radio Operation
The radio will work when the key is in ON/RUN or ACC/ ACCESSORY. When ...
Automatic Dimming Rearview Mirror
To adjust the inside rearview mirror, hold the rearview mirror in the center
and move it to view the area behind the vehicle.
For vehicles with an automatic dimming rearview mirror, the mirror will automatically
reduce the glare from the headlamps from behind.
The dimming feature and the indic ...