you need to buy a signal lights relay
A3g520
Try Replacing turn signal flasher
If your that stupid you don't need to be driving
Try replacing the transmission sensor/cable it is $35.The signal that tells the computer to turn OD back on is probably not making it to the transmission.
Most cars: Pull your turn signal towards you.
To replace the turn signal flasher in a 1998 Hyundai Accent, locate the flasher on the driver's side just above the brake pedal mount. The flasher is a plug-in device with three prongs. Unplug the old plug and plug in the new plug.
The turn signal flasher relay switch can be found beneath the drivers side dashboard. The turn signal flasher relay switch will be to the left of the brake pedal.
a repair guy needs to do that for you.
behind the fuse panel in drivers side footwell. There are 2 relays, one for the hazard lights with 5 prongs and one for the turn signals with 3 prongs. Register with hmaservice.com and you can get everything from Hyundai free. click on the wiring diagram in hmaservice and a photo of the relays will pop up
The turn signal relay is behind the storage compartment on the left side of the steering wheel. All you have to do is pull the compartment out and there you are.
You Will Have To Take To A Dealer. Best Of Luck
replace the combination switch on the turn signal stalk