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 operate if the battery is discharged or disconnected.
See also:
Battery
This vehicle has a standard 12-volt
battery. Refer to the replacement
number on the original battery label
when a new standard 12-volt battery
is needed.
eAssist vehicles also have a high
v ...
Hitches
Use the correct hitch equipment.
See your dealer or a hitch dealer for
assistance.
• The rear bumper on the vehicle
is not intended for hitches. Do
not attach rental hitches or other
bumpe ...
Side Blind Zone Alert System
If equipped, this feature allows the
Side Blind Zone Alert System
feature to be turned on or off.
Press SELECT when Side Blind
Zone Alert System is highlighted.
Turn the Menu knob to select On ...