One of the bulbs is burnt out. Replace the bulb.
one or more bulbs for the turn signal have burned out....try replacing the bulbs
One of the bulbs have probably burned out. Set the emergency signals on and go to see which one is not blinking. Change burned bulbs in pairs, cause the other one will probably burn out after you change one.
One or two front turn signal bulbs is busted. Check your front turn signal bulbs and replace it.
If the turn signal bulbs work but just do not flash, replace the Flasher Relay.
One of the bulbs are broken, check all of your turn signals.
check your fuses first, then check your bulbs and then your relay.
If the bulbs are good buy it just will not flash the flasher relay is defective. Replace it.
One of your turn signal bulbs is burned out. Either the front or the back.
Replace the signal flasher relay assuming you have physically seen front and rear, left and right signal bulbs flash.
First check the fuse if none of the lights even come on. If the lights come on but do not flash then the flasher relay is defective and needs replacing. If the fuse, light bulbs, and flasher relay are good then the turn signal switch may be the problem.
may have bad bulb