Battery
This vehicle has a standard 12-volt battery. Refer to the replacement number on the original battery label when a new standard 12-volt battery is needed.
eAssist vehicles also have a high voltage battery. Only a trained service technician with the proper knowledge and tools should inspect, test, or replace the high voltage battery. See your dealer if the high voltage battery needs service. The dealer has information on how to recycle the high voltage battery.
There is also information available at http://www.recyclemybattery.com.

The eAssist system high voltage battery is cooled with air drawn from the vehicle interior. The cold air intake for the battery is located behind the rear seat, on the filler panel. Do not cover the intake.
WARNING!
Battery posts, terminals, and
related accessories contain lead
and lead compounds, chemicals
known to the State of California to
cause cancer and reproductive
harm. Wash hands after handling.
Vehicle Storage
WARNING!
Batteries have acid that can burn
you and gas that can explode.
You can be badly hurt if you are not careful. See Jump Starting (On-board with eAssist Only) or Jump Starting (with or without eAssist) for tips on working around a battery without getting hurt.
Infrequent Usage: Remove the 12-volt battery black, negative (−) cable from the battery to keep the battery from running down.
Extended Storage: Remove the 12-volt battery black, negative (−) cable from the battery or use a battery trickle charger.
Remember to reconnect the battery when ready to drive the vehicle.
See also:
System stays in background
While I only got to drive the 2012 LaCrosse for a little over an hour, I was
impressed at how utterly unimpressive the eAssist was.
Everything works in the background. There's no electric motor wh ...
How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate
the next engine oil change. To reset the system:
1. Turn the ignition to ON/RUN with the engine off.
2. Press t ...
USB Port
Not all USB drives are compatible with the USB port. Check the height of the
USB drive prior to closing the arm rest.
For vehicles with a USB port, the following devices may be connected and contro ...
