The orange engine light means that your Saturn LS300 has a sensor that is signaling for a service. This could be an oxygen sensor, an oil sensor, or even a tire sensor.
The usual issue with a 2005 Saturn Vue engine light is a problem with the EGR valve. It is best to have a mechanic check out the problem.
Take a look here askville.amazon.com/service-engine-light-wrong-saturn-Vue-2003/AnswerViewer.do?requestId=3645084
Yes. I have a bad cylinder in the engine of my Saturn Outlook and it was detected by the check engine soon light.
Engine
needs engine oil ...
chec all fluids my have engine light reseted
It means you need to check your engine
It means that the engine computer has detected an emissions related failure.
Problem with engine electric
I have a 2006 Saturn ion. The reduced engine power light came on and the car still runs but will not accelerate and only goes 30mph
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Orange, then light blue, then in 89, black.