- Designed specifically for Buick Sail (2009-UP) and Chevrolet Sail (2009-UP), this 4-pin door lock actuator is located on the front left side (driver's side) with part number 9017542. - High-quality construction ensures durability and long-lasting use, providing stable performance and reliability you can trust. - Replacing your old door lock actuator allows for improved control of your vehicle's locking mechanism, making it easy to lock and unlock your car without hassle. - This door lock actuator has undergone extensive quality and safety testing, guaranteeing dependable operation that enhances your vehicle's security. Key Features: - Compatibility: Buick Sail (2009-UP), Chevrolet Sail (2009-UP) - Function: 4-pin door lock actuator for driver’s side - Performance: Reliable and stable operation Use Scenarios: 1. If your vehicle's door locks are failing to respond, replacing the actuator can restore functionality, allowing you to secure your vehicle easily. 2. In the event of a malfunctioning lock, this actuator can enhance your peace of mind by ensuring your car is properly locked when parked. 3. Ideal for vehicle maintenance, this component can be easily installed to improve overall locking efficiency and security. Choose this door lock actuator to ensure your vehicle remains secure and functions optimally.