check the bulbs on the side that does not flash, it's quite possible one is burnt out
replace turn signal flasher, hazard flasher is separate
You have a bad relay. Your blinkers run on a different relay than you hazards do.
If neither signal light works, the flasher may very likely be the problem. The hazard lights and the signal lights work off different flashers.
Check your bulbs, most of the time if you have a bad bulb, the side with the bad bulb will stay lit, and not flash, but the other will work fine, your hazards should work, unless you drive a 72 nova
You could be hitting the flash feature on the turn signal arm when you use it.
the hazardlight switch is where the blinkers flash,take the vent out under the hazards switch then reach up in there behind the haz. switch
check out the flasher itself some are set to flash faster than others,switch out the hazards with the turns and see if hazards flash fast.
front bulb blown
Both tornadoes and flash floods are weather hazards that develop quickly.
It makes the signals and the hazards flash.
The turn signal and the flasher use separate flashers. If the dash indicaters come on, do the lights come on but not flash? If yes, probably the flasher. Should be near the hazard flasher. If you don't see it, turn the hazards on and listen for the flasher to click.
a: you have a shorted filament in your turn signal light (arcing from turn filament to park light element, b: you have a bad ground at the headlight orturn signal associated with the issue c: you have the incorrect bulb installed in one of your turn signal lights d: most likely, you have a burned out bulb on one of the front side markers (these flash with the signals when headlights off using the ground plane of the parking light, as well they flash 180 degrees out of sync when parking/headlights on.