Originally Posted by josephbet01
If it fails? Of course. There are a few threads here where people have seen them fail. It throws a check engine light.
That's actually pretty weird though? But thanks, ill look into it this weekend
Originally Posted by 1QuikWS6
Sometimes that code is thrown for the simple fact that the gas cap has not been put back on correctly as you surmised.
Take off cap, put back on and give it a couple 'clicks' see if the problem goes away. It could also be that the cap is bad & needs replaced.
I always start with the least expensive/involved items on the diagnostic tree before moving on to the more $$
I think it was the gas cap? But the thing is, I filled up the tank about 5 days prior to the problem and haven't touched it since? any clue why it'd go off? Do our gas caps untighted themselves ?! O.o