Keyless Entry Systems

What's Included in a Keyless Entry System?

A complete keyless entry system bundles a few core parts that work together to lock and unlock your doors on command. Here's what you'll typically find in a kit:

• Key fob remotes or transmitters that send the lock and unlock signal when you press a button.
• A receiver or control module that reads that signal and tells the doors what to do.
• Door-lock actuators, the small motors that physically move each latch to lock or unlock it.
• A wiring harness that ties the module, actuators, and your vehicle's power together for a clean install.

Some kits add extras like a keyless entry remote with a trunk-release button, LED status lights, or a siren. Check the parts list before you buy so you know whether you'll need door-lock actuators for every door or just the ones your vehicle is missing. Matching the component count to your door count keeps the install straightforward.

What Types of Keyless Entry Systems Are Available?

You'll find several kinds of keyless entry systems, and the right one depends on how hands-free you want to be. A remote keyless entry (RKE) system is the common setup: you press a button on a keyless entry remote to lock or unlock the doors from a short distance. A passive keyless entry (PKE) system, also called a proximity system, unlocks the doors automatically when the fob is near, so you can leave it in your pocket. Keypad entry mounts a code pad on the door or dash, letting you get into the car without a fob at all, which is handy as a backup. Some options come as a keyless entry and alarm system, or bundle remote start and push-button start so you can warm up the car and drive off with less hassle. Think about how you actually use your vehicle, then pick the level of automation that fits your daily routine and your budget.

Which Brands Make Keyless Entry Systems?

Several trusted manufacturers make keyless entry parts, and each one focuses on a different need. Digital Guard Dawg builds RFID keyless entry and alarm systems, push-button start, and power door-lock kits for drivers who want convenience and security in one package. Dorman Products makes replacement keyless entry remotes, so you can swap a lost or broken fob without paying dealer prices. ACDelco offers OE-style transmitters and key fobs that match the fit and function of your factory setup. Motorcraft supplies Ford and Lincoln OE electronics, a solid choice when you want parts engineered for those vehicles. Comparing brands by what they specialize in helps you decide between a factory-style replacement and a full aftermarket upgrade with more features, so you spend on the parts that fit your project rather than paying for extras you won't use.

How Do You Choose the Right Keyless Entry System?

Choosing the right keyless entry system starts with vehicle compatibility, so confirm the parts work with your year, make, and model before anything else. Next, count your doors: a 2-door setup needs fewer door-lock actuators than a 4-door kit, and buying the right actuator count saves you a return. Then decide which features matter to you. A basic power door lock kit covers lock and unlock, while fuller systems add an alarm, remote start, or smartphone tracking that lets you check and control your car from an app. If you drive in a colder climate, remote start earns its keep on winter mornings. Match the feature list to how you park and drive rather than paying for extras you won't use. When you're ready to narrow the results, use the site's vehicle fitment tool to filter parts down to what actually fits your ride. Shop keyless entry systems that match your build and skip the trial and error.

How Do Keyless Entry and Keyless Ignition Systems Differ?

Keyless entry and keyless ignition sound similar, but they handle two different jobs. A keyless entry system controls the doors: it locks, unlocks, and secures the vehicle using a remote or a proximity fob. A keyless ignition system controls starting the engine, usually with push-button start once the fob is detected inside the cabin. Many vehicles run both together, so you can walk up, unlock hands-free, and start the car without ever taking the fob out, but you can also add just one. If you want to compare starting options, browse our keyless ignition systems, or step up to the parent keyless entry and ignition systems category to see everything in one place. For related audio, security, and convenience upgrades, check the full mobile electronics selection. Knowing which system does what makes it easier to buy only the parts your project needs.