How do I get my engine service light off? on 2001 Saturn L200

I left the gas cap off and the light came on.

by in Vallejo, CA on May 11, 2012
1 answer
ANSWER by , May 11, 2012
If that was what caused your light to come on the light will go off on its own the next time the system does a self test of the evaporatative system. It may take several days for it to happen.