The behind-the-scenes mechanism that locks and unlocks your vehicle’s doors with the push of a button is the power door-lock actuator. Mounted inside the door, it includes an electric motor ...

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It comprises a hasp, which is attached to one of the doors by a hinge, and the locking mechanism with the latch on the other.

They're compact barrels which run through the door, with the key turning a latch in the centre that actuates the mechanism of a mortice case or the locking catch of a multi-point lock. On outer ...