A transponder chip disarms a vehicle immobilizer when the car key is used to start the engine. Losing your transponder car key and finding an automotive locksmith to make a replacement key these days is not an economical task. Although coded car keys are meant to increase security and make your vehicle theft-proof, better auto security and technology has its cost.

We understand how transponders work. We can diagnose most transponders problems in minutes and we stock replacement circuitry & transponder chips.

Our professional technicians have ongoing training in the latest technology, so you are never left with no way to get into your vehicle. At Automotive Key in Cincinnati, we reprogram the transponder in your key on-site.