Did you try a different bulb? New bulbs.Have you checked the blinker fluid level lately? Was a little low, but now full.Have you changed to summer blinker fluid yet? It's old summer blinker fluid.Have you pee'd on the socket to dissolve the corrosion? Not yet (did try brake cleaner, howeverDid you fill the gas tank with E85? ProbablyDid you pee in my gas tank? I'm considering it.
check the fuse. then pee in Keith gas tank.