OnStar Overview
EmergencyOverheated 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 ...
Voice Recognition
Voice recognition allows for hands-free operation of the infotainment system
features.
Voice recognition can be used when the radio is on or when Retained Accessory
Power (RAP) is active.
See “Retained Accessory Power (RAP)” in the owner manual. The system maintains
a minimum volume level.
...
Air Hose Test
Caution: The air hose test should only be used on fully cured
urethane adhesive. Otherwise, damage to the urethane adhesive bead
could result in additional leaks.
Using a liquid detergent, diluted with water in a spray bottle, spray
the window at the edges. Begin at the bottom and grad ...