2011 Chevrolet Volt Owner's Manual - Page 357

Driving and Operating A portable charge cord used to charge the vehicle high voltage battery is stored under the rear luggage compartment. The charge cord used to charge the vehicle is a high‐powered electrical device. During normal operation, the AC wall plug of the charge cord may feel warm. The AC wall plug must fit tightly into an AC outlet that is in good condition. 9-55 { WARNING 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: ... Charge Cord Status Indicators The charge cord status indicators illuminate green or flashing red to identify the charge cord status. When both indicators are green, the vehicle can be charged. If any indicators are flashing red, the charge cord will not permit vehicle charging. { WARNING Using the charge cord with a worn or damaged AC outlet may cause burns or start a fire. Periodically, check the AC wall plug and charge cord while the vehicle is charging. If the AC wall plug feels hot, unplug the charge cord and have the AC outlet replaced by a qualified electrician. Replace the charge cord if the AC wall plug or cord are damaged. Do not use an AC outlet that is worn or damaged. GFCI protected. 12 or 14 gage, 3 conductor. Rated for outdoor. A flashing red AC PRESENT (A) indicates the AC voltage is out of range. Flashing red AC PRESENT (A) and FAULT (B) indicate the AC outlet does not have a proper safety ground. Charging is not permitted for safety reasons. The AC outlet must be repaired or another outlet source should be used.