Abstract: The disclosure relates to a door lock for an automobile vehicle, including a lock casing with at least two compartments, the first being a retention compartment containing retention parts, such as a latch bolt intended to engage and hold a striker, and a pawl intended to block the latch bolt in its striker holding position, and the second being a kinematic compartment containing parts used to control the inside and outside opening and locking/unlocking of the lock, the compartments providing, for the retention and control parts, mounting planes parallel to the transverse vertical plane of the vehicle, said retention compartment including a striker slot opening in the transverse direction and receiving a striker during door closing, wherein said casing has a plane of symmetry parallel to the longitudinal vertical plane or to the longitudinal horizontal plane of the vehicle, to enable use of the same casing for either a left door or a right door.