Originally Posted by hobbyhorse

Mightn't yours be a 1983, too? I looked at the pictures you posted of your bike; for comparison, here's a photo of a 1984 blue/silver Elite GT that shows more typical 1984 stuff (decal on headtube, U/R combo on downtube graphic).

Blue/silver was one of at least two color options in '84 -- maybe it was an '83 option as well? (Most of the '84s I've seen have been just the reverse of mine (catalog scan, another example).