This CALORSTAT by Vernet reverse light switch (part code RS5634) is designed to ensure your vehicle's reverse lights function as intended. Proper operation of the reverse lights is crucial for safety when backing up, providing visibility to others and allowing you to see your surroundings. Engineered for reliability, this switch is built to meet the specific requirements of your vehicle. Its design facilitates a straightforward installation process, making it a practical choice for maintaining your car's safety features. Trust CALORSTAT by Vernet for dependable components that contribute to your vehicle's overall performance and safety. This component plays a vital role in your vehicle's signaling system. When you shift into reverse, this switch completes the circuit, illuminating the reverse lights. A malfunctioning switch can lead to non-operational reverse lights, potentially compromising safety and leading to issues during inspections.