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If the lock cylinder is worn out....sure.
it is either the key is worn out or the key cylinder in the ignition is worn out.
Remove the lock, take the cylinder out then replace with the correct bottom pins so they suit the key. Common cause of this fault is when someone does not cut a key properly or is an older key that has worn down over time
Position the wheels in the straight ahead position, then turn the ignition to the LOCK position. Disconnect the negative battery cable. If equipped with SRS, wrap the negative cable with insulated tape and wait at least 60 seconds before continuing the procedure, in order to allow the air bag system time to disarm. Remove the steering wheel. Remove the hood lock release lever from the lower panel. Remove the lower instrument panel knee protector. Remove the upper and lower steering column cover. Remove the clip that holds the wiring against the steering column. Remove the key reminder switch, if equipped. Unplug the ignition switch from the steering lock cylinder and remove. Insert the key into the steering lock cylinder and turn to the ACC position. With a small cross-tip screwdriver, push the lock pin of the steering lock cylinder inward and then pull the lock cylinder out towards you. When equipped with automatic transaxle, the vehicles have safety-lock systems and will have a key interlock cable installed in a slide lever on the side of the key cylinder. Carefully unhook the interlock cable from the lock cylinder while withdrawing cylinder from lock housing.
You will need to remove the retaining ring at the top of your 2003 Kia ignition cylinder. The ignition cylinder will slide out. Remove the wiring harness from the back of the ignition cylinder.
Worn or badly cut key, wheels turned cramping the steering wheel so that there is pressure on the key cylinder. Cylinder itself bad.
YOUR KEY AND OR LOCK CYLINDER IS TOO WORN.
how to remove key cylinder on 98 sunfire
Bad Ignition lock cylinder , Bad shift interlock solenoid, burr on the key.
Either the chip in your key is worn or the contacts in the key cylinder are bad.
Either the key is not cut properly, or the cylinder is worn out.
on an older car you put the key on accessery, push a needle in the little hole in the cylinder then turn the key to the left and pull on the key