On 1996 and later model Saturns you must read the codes with a hand held scan tool. When the problem is read and fixed the light will go out. It's probably the O2 sensor, replace that and the light will go out.
Take a look here askville.amazon.com/service-engine-light-wrong-saturn-Vue-2003/AnswerViewer.do?requestId=3645084
It means that the engine computer has detected an emissions related failure.
the computer tells it to glow.
you should have your engine checked out to make sure everything is working well
Another way to disable the service engine soon light is to disconnect the battery for about 10-20 minutes.The most common reason for the service engine soon light to come on is that the gas cap wasn't tightened all the way.
remove the battery cable for 1 min
why service engine soon light on 1999 mustang
well i know my focus service engine light was on and we just unhooked the battery for 20 seconds and now the light is off and it has been 1 month
YES IT CAN SO GET IT FIXED
Have vehicle scanned to have codes cleared
Yes, the Service Engine Soon light is the same as the Check Engine light.
Yes. I have a bad cylinder in the engine of my Saturn Outlook and it was detected by the check engine soon light.