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What year is your car? The first photo is of the turn signal flasher module. The 4-way flasher module is on the fuse block. Not sure about the others due to differences between model years.
2020 Corvette of the Year Finalist (performance mods)
2019 C3 of Year Winner (performance mods)
2016 C3 of Year Finalist
I could tell you on a 68, not sure about 77. But the round one on mine under the console is hazard flashers, and one of the square ones was part of the wiper system.
If you go through all the steps for buying one, the OSoEZ wiring diagram from DrRebuild would tell you. I would call to order, it's easier than filling out the form on line.
http://docrebuild.com/oosoez.html
Last edited by Rescue Rogers; Jul 12, 2019 at 12:11 PM.