Disconnect Procedure

Turn off all the lamps and accessories.
WARNING: Refer to Battery Disconnect Warning .
Turn the ignition OFF.
Disconnect and remove all 12V battery chargers and the AC charger cable from the hybrid battery charger receptacle.
Open the rear compartment floor panel.
Open the rear access panel (1) on the rear compartment floor stowage trim panel.

Fig 1: Rear Access Panel
Courtesy of GENERAL MOTORS COMPANY
Loosen the negative cable nut (1).

Fig 2: Negative Battery Cable
Courtesy of GENERAL MOTORS COMPANY
Remove the negative battery cable (4) from the battery terminal.
Reposition the negative battery cable (4) away from the battery.