Page 153 of 454

Black plate (37,1)Chevrolet Volt Owner Manual - 2012
Instruments and Controls 5-37
Summer/Winter Schedule Start
Date Entering
From the Select Electric Rate Plan
screen, press Summer/Winter
Schedule then press Edit.
1. Press Summer Start.
2. Press + or−to set the month
and day for the start of summer.
3. Press Winter Start.
4. Press + or −to set the month
and day for the start of winter.
5. Press Edit Summer Schedule or Edit Winter Schedule to edit the
daily electric rate schedule. Electric Rate Schedule Editing
From the Enter Summer/Winter
Start Dates screen, press Edit
Summer Schedule or Edit Winter
Schedule.
From the Select Electric Rate Plan
screen, press Yearly Schedule and
then press Edit.
1. Press Weekday or Weekend.
2. Press Edit next to the row to be
changed.
.Weekdays are Monday
through Friday and use the
same rate schedule.
.Weekends are Saturday
and Sunday and use the
same rate schedule.
Both weekday and weekend
schedules must be set. The rate
schedule only applies for a 24-hour
period, starting at 12:00 AM and
ending at 12:00 AM. There can be
five rate changes for each day; not
all must be used.
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Black plate (38,1)Chevrolet Volt Owner Manual - 2012
5-38 Instruments and Controls
The finish times must be
consecutive. If a finish time does not
follow a start time, the error
message displays“An invalid entry
was found in the data entered.
Please re‐enter data.”
Electric Rate Finish Time Editing
From the Edit (Summer, Winter,
or Yearly) Electric Rate Schedule
screen, press Edit next to the row to
change.
1. Press + or −to adjust the time.
2. Press Peak, Mid-Peak, or Off-Peak to select the
electric rate.
3. Press the Back button to store changes.
Only the finish time can be edited.
The start time is automatically
populated in the rate table. Electric Rate Schedule Viewing
From the Select Electric Rate Plan
screen, press View (Summer,
Winter, or Yearly) Schedule.
Page 155 of 454
Black plate (39,1)Chevrolet Volt Owner Manual - 2012
Instruments and Controls 5-39
Temporary Charge Mode
Override and Cancel
Programmed Delayed Charge
Modes can be temporarily
overridden to an Immediate Charge
Mode for one charge cycle. Also,
the next planned departure time can
be temporarily overridden for one
charge cycle. In addition to the
in-vehicle overrides via the center
stack, there are other ways to
temporarily override a Delayed
Charge Mode. SeePlug-In Charging
on page 9‑48. Temporary Override of a Delayed
Charge Mode
To temporarily override a Delayed
Charge Mode to Immediate Charge
Mode from inside the vehicle:
1. Press the charge port door
release button on the driver door
to view the Charge Mode Status
pop-up in the center stack
display.
2. Press Temporary Override.
3. Press Charge Immediately UponPlug-In to temporarily override to
an Immediate Charge Mode.
Page 156 of 454
Black plate (40,1)Chevrolet Volt Owner Manual - 2012
5-40 Instruments and Controls
The Temporary Charge Mode Status
screen will automatically display the
revised charge complete time.
To cancel the temporary override to
Immediate, from the Temporary
Charge Mode Status screen or
pop-up, press Cancel Temporary
Charge Mode on the bottom of the
touch screen.Temporary Override of the Next
Planned Departure Time
To temporarily override the Next
Planned Departure Time from inside
the vehicle:
1. Press the charge port door
release button on the driver door
to view the Charge Mode Status
pop-up in the center stack
display.
2. Press Temporary Override.
3. Press the + or –button to
change the Next
Departure Time.
4. Press Confirm Departure Time to temporarily override the Next
Planned Departure Time.
Page 157 of 454
Black plate (41,1)Chevrolet Volt Owner Manual - 2012
Instruments and Controls 5-41
The Temporary Charge Mode Status
screen will automatically display the
revised charge complete time.
The Temporary Departure time can
only be updated for the same day
as the original Next Planned
Departure Time. Also, the vehicle
will not accept a Temporary
Departure Time that is before the
present time of day.
To cancel the temporary override of
the Next Planned Departure Time,
from the Temporary Charge Mode
Status screen or pop-up, press
Cancel Temporary Departure Time
on the bottom of the touch screen.
Charging Override/Interruption
Pop-Up
The Charging Override/Interruption
pop-up will appear if any of the
following conditions occur:
.The charging settings have been
modified via OnStar through the
website or the Mobile App. For
example, the Departure Time
Tables, the Rate Tables, or the
Charge Mode were updated
using the customer website
(available in select regions).
Page 158 of 454
Black plate (42,1)Chevrolet Volt Owner Manual - 2012
5-42 Instruments and Controls
.There was an unintended loss of
AC power during the plug-in
charge event. For example,
there was a power outage or the
charge cord was unplugged from
the wall.
.The charge process was
interrupted by the utility
company via OnStar as
authorized by the vehicle owner
(available in select regions).
For more information see Utility
Interruption of Charging on
page 9‑58.
Programmable Charging
Disabled
When the Programmable Charging
system is disabled, the Default
Charge Mode Status screen and the
pop-up will display “- -:- -”for the
Charge Complete Time. The
Programmable Charging system will
be disabled if the Charge Complete
Time cannot be confidently
estimated. If the Programmable
Charging system is consistently
disabled, see your dealer for details.
Page 159 of 454

Black plate (43,1)Chevrolet Volt Owner Manual - 2012
Instruments and Controls 5-43
Energy Information
To view the Energy Usage, Energy
Efficiency, and Efficiency Tips, press
the
[button on the center stack
and then press the Energy Info
button at the top of the touch
screen.
Energy Usage
The Energy Usage screen displays
information for the total of all drive
cycles since the last time the high
voltage battery was fully charged. This includes distance traveled in
Electric Mode, distance traveled in
Extended Range Mode, total
distance traveled, electric energy
used from the battery, total fuel
used, and average fuel economy.
There are maximum limits to some
of the values that can be displayed.
When these values are replaced
with dashes, the value limits have
been reached. To reset these
values, the high voltage battery will
need to be fully recharged. The
circle graph also represents
the percentage of distance traveled
using Electric Mode versus
Extended Range Mode. The
Lifetime Fuel Economy is a total
over the life of the vehicle and can
only be reset by the dealer.
The Energy Usage information will
also appear automatically on power
off when Retained Accessory Power
is active. This automatic pop-up can
be disabled through vehicle
personalization. See
“Energy
Summary Exit Pop-up” under
Vehicle Personalization on
page 5‑56.
Page 160 of 454

Black plate (44,1)Chevrolet Volt Owner Manual - 2012
5-44 Instruments and Controls
Energy Efficiency
The Energy Efficiency screen is
accessed by pressing Energy
Efficiency on the Energy Usage
screen. This screen displays the
energy efficiency over the drive
cycle based on driving style and
climate settings. Driving in a more
efficient manner will result in a
higher percentage displayed for
driving style. Minimizing the use of
the climate control system will result
in a higher percentage displayed for
climate setting.Efficiency TipsThe Efficiency Tips screen is
accessed by pressing Efficiency
Tips from the Energy Usage or
Energy Efficiency screen. This
screen provides a guide on how to
improve energy usage to increase
fuel economy and range.
Clock
The clock is in the center stack
display.
To set the time:
1. Press the TP (Time Program)
button to go directly to the time
setting page, or press the
CONFIG button and select Time
from the list. Turn the TUNE/
MENU knob to scroll through the
available setup features. Press
the TUNE/MENU knob or press
the Time screen button to
display other options within that
feature.
2. Press + or −to increase or
decrease the Hours and Minutes
displayed on the clock.
12/24 HR Format: Press the 12 HR
screen button for standard time;
press the 24 HR screen button for
military time.
Day + or Day −:Press the Day +
or Day −display buttons to increase
or decrease the day.
Display: Press Display to turn the
display of the time on the screen on
or off.