Disconnect Procedure
WARNING: This page is about a different car, the 2013 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of GENERAL MOTORS COMPANY
- Ensure that all lamps and accessories are turned off. Turn the ignition OFF and remove the ignition key.
- Loosen the negative battery cable nut.
- Remove the negative battery cable from the battery.