ACDelco 23110569 Rear Driver Side Headlight Leveling Position Sensor

The ACDelco 23110569 is a genuine GM rear driver side headlight leveling position sensor assembly designed to maintain proper headlight aim and beam pattern. This sensor monitors vehicle ride height at the rear suspension and sends signals to the automatic headlight leveling system, ensuring your headlights remain properly aimed regardless of vehicle load or road conditions.

Key Features:

• Genuine ACDelco OE quality component for reliable performance
• Rear driver side (left) mounting position
• Monitors suspension height changes to adjust headlight aim automatically
• Direct replacement for worn or failed factory sensors
• Restores proper headlight leveling system operation
• Designed for GM vehicles equipped with automatic headlight leveling

This sensor is essential for maintaining optimal nighttime visibility and preventing headlight glare to oncoming traffic. When the sensor fails, headlight leveling system warning lights may illuminate and headlights may not adjust properly with vehicle loading changes.