Additional Storage Features
ControlsWater Management Description and Operation
Plenum Water Flow Direction and Cleaning
A large percentage of water will flow off the windshield area into the plenum
chamber drain system and then down the outside on the
plenum to the underside of the vehicle. To ensure that the plenum chamber water
management system performs properly, the ...
Map Data Updates
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 Dis ...
Overheated Engine Protection Operating Mode
This emergency operating mode allows the vehicle to be driven to a safe place
in an emergency situation. If an overheated engine condition exists, an overheat
protection mode which alternates firing groups of cylinders helps prevent engine
damage. In this mode, a significant loss in power and ...