Deleting a Paired Phone
1. Press and hold 
for
two seconds. For vehicles with
a navigation system say
“Hands Free” after the tone.
2. Say “Bluetooth.” 3. Say “Delete.” The system asks which phone to delete.
4. Say the name of the phone you want to delete.
If the phone name to delete is unknown, see “Listing All Paired and Connected Phones.”
See also:
Capacities and Specifications
Engine Specifications
...
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best performance
and extended life of the battery. ...
OnStar®
If equipped, this vehicle has a
comprehensive, in-vehicle system
that can connect to a live Advisor
for Emergency, Security, Navigation,
Connection, and Diagnostic
Services. See OnStar Overv ...