ACDelco 55512181 GM Original Equipment Replacement Part Generator

The ACDelco 55512181 is a professional-grade Engine Oil Pressure Sensor designed as a direct OE replacement for GM vehicles. This sensor monitors engine oil pressure and sends a signal to the vehicle's ECM and instrument cluster, alerting the driver when oil pressure falls below a safe operating threshold.

Key Features:

• Direct OE replacement — engineered to match original factory specifications
• Monitors engine oil pressure and communicates with the vehicle's ECM
• Precision-calibrated sensing element for accurate pressure readings
• Durable construction to withstand high-temperature and high-pressure engine environments
• Plug-and-play installation — no modifications required
• Manufactured to ACDelco's stringent quality standards

The ACDelco 55512181 is part of ACDelco's Professional line, offering the same quality and reliability as the original GM equipment it replaces. Proper oil pressure monitoring is critical to engine health and longevity, making this a key safety and diagnostic component.