Thread: "check gas cap" light coming and going as it pleases..

Originally Posted by hockeybawler

Does anybody know how to make a "check gas cap" light stop going on? It periodically comes up even if my gas cap is shut. I would assume that it is just a sensor but not to sure, thanks for your help in advance!

I agree with the others, the gas cap may need to be replaced. It is possible there is a leak in the seal. If that does not fix the issue, consult with a certified technician for additional information.

Louis
GM Customer Service