It is a warning lamp that is indicating a concern which needs to be checked with a diagnostic scan tool. it can be either a trans/traction/abs concern. It should be setting a diagnostic trouble code which would need to be retrieved with a dealership style scan tool to find out why the lamp is coming on. Without knowing what code(s) are set I cant give you much more information.
AC Problem?
All headlights not working?
Car starting issues?
http://technoanswers.blogspot.in/2012/02/car-starting-issues.html
This will help.Thanks.
See below latest solved car problems :------
AC Problem?
All headlights not working?
Transmission problem
Power window problem