How long is 110 volt charging cable?

[Valleyvolt]

What is the length of the 110 charging cable that comes with the Volt?

Are there restrictions about plugging it in to a heavy-duty extension cable?
Does it have to be plugged directly in to a wall outlet?

How many amp circuit does it require?

[Upper5Percent]

An extension cord should not
be used to charge the vehicle.
Use of an extension cord may
increase the risk of electric shock
or other hazards.

If an extension cord is used
because of limited access to
120V AC power, use the following
safeguards:
The 120V AC outlet should be
GFCI protected.
The extension cord should be:
. GFCI protected.
. 12 or 14 gage, 3 conductor.
. Rated for outdoor.

from the manual 9-52

120V/15Amp

Notice: Do not use portable or
stationary backup generating
equipment to charge the vehicle.
This may cause damage to the
vehicle's charging system. Only
charge the vehicle from utility
supplied power.