If the key lock is on the side of the steering column, it interlocks with the steering, and the steering wheel cannot be turned until it is unlocked. Sometimes, pulling the steering wheel down to the left will make it easier for the key to slide into the key cylinder.
So, what is the year, make, model, and mileage ...... and has it been detailed with a super-expensive ceramic coating ...... ha-ha-ha! ....
