Help MESSAGE AT 12,500 MIES('05)

[wwr]

I GOT THIS MESSAGE ALONG WITH THE CHECK ENGINE ICON . WHAT'S UP? "FUEL SYSTEM SERVICE"? THE GAUGE WENT WACKY THEN STOPPED ON "0" WITH A FULL TANK. ANY COMMENTS OUT THERE?

WWR

 

[Greenie]

I GOT THIS MESSAGE ALONG WITH THE CHECK ENGINE ICON . WHAT'S UP? "FUEL SYSTEM SERVICE"? THE GAUGE WENT WACKY THEN STOPPED ON "0" WITH A FULL TANK. ANY COMMENTS OUT THERE?

WWR

It could be a fuel sending unit problem. Some C5s had this issue a few years back.