Abstract: A vehicle lock protecting device particularly for protecting automobile door lock, which device comprises a base secured about the lock, the base having a hinged cover and characterized by an opening which fits about the lock. A resilient material, such as a compressible fiber or a foam material within the cover, is placed in a compressive sealing relationship with the face of the lock and across the lock key entrance when the cover is in a closed position. A latch mechanism or permanent magnets in the cover permit opening of the cover for use of the lock and provide the fiber or foam material to be held in a sealing compressible position against the lock surface when the lock is not in use and the cover is in a closed position.