"Service Enigne Soon" light just came on.
 

I was driving and that light came on. any ideas on what i should do. is this just like a maintince light?

dam
 

Dam dude the same thing just happened to me today. But for me i just turned the car on and out of nowhere the service engine soon light came on. I hope is nothing bad also. What year is your G?And how many miles on it? I have an 03 with 64,000mi stillen bolt ons.I did all required maintenance up to this point except changing the gear oil and radiator flush. How freeken weird man.:icon09:

Go to autozone or whatever local automotive parts store you have, they should have a reader to tell you whats causing the codes.