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 ExplanationsRail Dust Damage Repair
Warning: Refer to Eye Protection Warning in the Preface section.
Note: If rail dust has penetrated into the basecoat, the panel
requires refinishing. Ensure all the rail dust has been removed prior to
refinishing or the rust spots will return.
Rail dust damage comes from the tiny iron particles ...
Low-Profile Tires
If the vehicle has P225/45R18 size tires, they are classified as low‐profile
tires. These tires are designed for very responsive driving on wet or dry pavement,
however, may produce more road noise and tend to wear faster.
Notice: Low-profile tires are more susceptible to damage from road ...
Shifting Into Park
Use this procedure to shift into P (Park):
1. Hold the brake pedal down and set the parking brake.
2. Hold the button on the shift lever and push the lever toward the front of the
vehicle into P (Park).
3. Turn the ignition to LOCK/OFF.
Leaving the Vehicle with the Engine Running
WARNING
It ...