could be a bad ground
Make sure ALL of the bulbs are working. If one or more bulb has failed, the flashers stop so that you'll be forced to check them out. If it's not a bulb, it could be the turn signal switch.
Check the fuses on the car, or the signal bulbs.
Check the bulbs. A failed bulb can often cause the signal to stop working on that side.
usually a fast turn signal flasher indicates that a bulb is burned out. my bulbs are lit up ok my bulbs are working but sometimes it get this lil buzz and neither of the lights will work
Either there is a wire lose or the flasher relay is not working right or lose in its socket.
Check to make sure all bulbs are working properly
Check your bulbs and your flasher.
The 1987 Chevrolet Corvette turn signal flasher switch is located beneath the drivers side dashboard. The turn signal flasher switch will be to the right of the brake pedal.
try to determine if it blows when you signal left or right. Once you find out which side the problem is on, there is either an exposed wire shorting out or there is corrosion at the turn signal harness for that particular side, front or rear.
Right off the top of my head I'm gonna say 1157.
Is one of the bulbs on the right burnt out? In this case, it is surely a bulb issue so check all turn-signal related bulbs on the right side. See sources and related links below for correct bulb information.
je ne says pas