This door lock actuator has undergone extensive quality and safety testing to ensure reliable performance. It is engineered to provide a direct replacement for the stock actuator on specific vehicle years, makes and models. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Infiniti G20: 2000, 2001, 2002] - [Infiniti Q45: 1998, 2000, 2001] - [Infiniti QX4: 1998, 1999, 2000, 2001, 2002, 2003] - [Nissan Altima: 1998, 1999, 2000, 2001] - [Nissan Frontier: 1998, 1999, 2000, 2001, 2002, 2003, 2004] - [Nissan Pathfinder: 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004] - [Nissan Xterra: 2000]