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 ExplanationsFront Side Door Wiring Harness Replacement
Preliminary Procedure
Remove the front side door inner panel trim. Refer to Front Side Door Trim
Replacement.
Front Side Door Wiring Harness
Warning: Unless directed otherwise, the ignition and start switch must be
in the OFF or LOCK position, and all electrical
loads must be OFF before ...
Front Side Door Window Adjustment
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface
section.
Warning: Refer to Express Window Down Warning in the Preface section.
Preliminary Procedure
Remove the front side door trim. Refer to Front Side Door Trim
Replacement.
Remove the water deflector. Refe ...
Installation Procedure
Cut the rear side rail in corresponding locations to fit the remaining
original panel. The sectioning joint should be trimmed to allow a
gap of one-and-one-half-times the metal thickness at the sectioning joint.
Create a 50 mm (2 in) backing plate from the unused portion of the
serv ...