This part physically secures your door – it’s what the latch and bolt mechanism are housed in. It handles everything from locking and unlocking with your key or remote, to allowing the interior handles to open the door from inside. It also works with the child safety locks, if your vehicle has them, and often includes the electrical connections for things like power locks and alarm systems. Basically, it’s the central point for controlling access through that door. Think of it as a key component of your car’s security system and a fundamental part of the door assembly. It directly affects how well your door stays shut while driving or parked, and obviously, how secure your vehicle is against theft. It’s also crucial for safety – a faulty lock could mean a door might not stay closed during a collision. It’s kind of like the gatekeeper for that door, controlling everything. Well, a working door lock is pretty vital, wouldn’t you say? You’ll notice if it starts acting up – doors might not lock or unlock reliably, the key might feel loose, or the interior handle might be difficult to use. If it fails completely, you could be left with a door that won’t stay shut while driving or a door you can’t get open from the inside in an emergency. It acts like a shield protecting the contents of your car and keeping you safe inside. If you’re having issues, it's a pretty important thing to address quickly. You can find replacements pretty easily online; Fixparts Online has a good selection of these, but plenty of places do. Environmentally conscious choice: Door Lock (MPN 51217167077) comes with a 12-month warranty!

Why Choose BMW?

• Get parts made specifically for your BMW, ensuring a perfect fit and optimal performance. • BMW Parts are built to the same high standards as your vehicle, meaning lasting quality and reliability. • Using genuine BMW parts helps maintain your vehicle’s value and original engineering. • You’ll find a wide selection of parts and accessories, making it easy to keep your BMW running like new. Performance you can rely on – BMW parts from FixParts Online.