Chime Volume
This allows selection of the chime volume level.
Press SELECT when Chime Volume is highlighted. Turn the Menu knob to select Normal or High. Press SELECT to confirm the selection.
Press 
BACK to move to the
last menu.
See also:
Vehicle and Power Issues
OnStar services require a vehicle
electrical system, wireless service,
and GPS satellite technologies to be
available and operating for features
to function properly. These systems
may not o ...
Transmission Messages
SERVICE TRANSMISSION
This message displays if there is a
problem with the transmission. See
your dealer.
SHIFT TO PARK
This message displays when the
transmission needs to be shifted to
P ( ...
Side Blind Zone Alert (SBZA)
The vehicle may have a Side Blind
Zone Alert (SBZA) system. Read
this entire section before using the
system.
WARNING!
SBZA does not detect vehicles
rapidly approaching outside of the
side ...