Acura Car Key Replacement: What Type of Key Does Your Model Use?
Not every Acura key is the same, and getting the replacement right the first time depends on knowing exactly what your vehicle requires. Older Acura models — including early Integra and TL generations — used a basic laser-cut or high-security mechanical key with a transponder chip embedded in the head. That chip communicates with the car's ECU; if the signal isn't recognized, the engine won't start even if the key turns. Mid-generation models introduced key fobs with remote lock and unlock buttons paired to a separate ignition key, while newer platforms like the current MDX and RDX rely entirely on a proximity smart key — you never physically insert it, and the vehicle won't start without the correct rolling-code signal. Our technicians arrive with the programming equipment and key blanks to handle all of these formats on the spot.
When you call us, we'll ask for your year, model, and VIN so we bring the correct blank and the right software profile for your immobilizer system. We also verify ownership before any work begins — government-issued ID and proof of registration are standard practice on every call. This protects you as much as it protects the process. Once ownership is confirmed, we cut the mechanical portion of the key (where applicable) using precision mobile cutting equipment and then program the transponder or smart-key profile directly to your vehicle's system, testing start and remote functions before we pack up and leave.