The sunroof has an automatic reversal system that is only active when the sunroof
is operated in express-close mode.
If an object is in the path while express-closing, the reversal system will detect
an object, stop, and open the sunroof slightly...
Other information:
If equipped, the SBZA system is a lane-changing aid that assists drivers with
avoiding crashes that occur with moving vehicles in the side blind zone (or spot)
areas. When the vehicle is in a forward gear, the left or right side mirror display
will light up if a moving vehicle is detected in that blind zone...
This maintenance section applies to vehicles with a gasoline engine. If the vehicle
has a diesel engine, see “Recommended Fluids and Lubricants” in the Duramax diesel
supplement.
Fluids and lubricants identified below by name, part number, or specification
can be obtained from your dealer...