Do I Need to Replace the Lock If I Lost My Car Key?

1 Answers
McRiver
07/30/25 7:42am
No replacement is needed. After reprogramming a new key, the previous remote key will become invalid. Here are the specific functions of car keys: 1. Close windows after turning off the engine: Press and hold the lock button on the remote key to close the windows. This feature may also be available on ordinary family cars. 2. Locate the car in a parking lot: Some car keys have a dedicated car-finding button. For certain vehicles, pressing the lock button twice will trigger a very loud horn sound to indicate its location, making it easier to find the car quickly in crowded parking areas. 3. Automatic trunk opening: Many car models have a trunk-opening button on the remote key. Press and hold the trunk unlock button to automatically open the trunk. 4. Keyless entry: You need to carry the car key. When the key is near the car, it will automatically match with the car's decoder. Press the unlock button on the car door handle to unlock the car.
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