OnStar Services
See also:
Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn or lane change.
Move the lever all the way up or down to signal a turn.
Raise or lower the lever for less than one sec ...
Doing Your Own Service Work
If the vehicle is a hybrid, see the hybrid supplement for more information.
WARNING
You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing eno ...
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best performance
and extended life of the battery. ...





