Usage Tips: Features: When the engine start/stop button is in the OFF state, the steering wheel is locked to prevent theft. When the door is opened or the smart key is removed from the smart key cylinder, the steering wheel is automatically locked. When the engine start/stop button is in the ACC state, the steering wheel will automatically unlock. No noise, strong power, durability, and excellent quality. Specifications: Condition: New Color: As shown in picture Material: Metal Fitment: For Mercedes-Benz W204, W207, W212 chassis models, including all C-Class, E-Class, and GLK models from 2006 to 2014 (such as C180, C200, C280, E200, E260, E320, E350, GLK200, GLK350, etc.)Package List: 1 x Motor Lock Notes: 1. Please pay attention to the small mechanical parts inside the lock during installation. If incorrect parts are installed or necessary parts are missing, label each part carefully. Exercise caution when installing the two touch switches on the board. 2. Monitors are not calibrated the same; the item color displayed in photos may slightly differ from the actual product. Please refer to the physical item as the standard. 3. The motor can be repaired by replacing it if the following issues occur: remote control operates door locks normally, key inserts into the ignition lock (EIS) and turns the switch, but the instrument lights do not illuminate, the steering wheel lock fails to disengage (or partially remains locked), and the vehicle cannot start. 4. Please note that either the newer or older version of this product may be shipped randomly. Confirm you are comfortable with this before placing your order.