GM Genuine Parts 19418808 MAP Sensor | OE-Quality Manifold Absolute Pressure Sensor

GM Genuine Parts 19418808 MAP Sensor

The GM Genuine Parts 19418808 Manifold Absolute Pressure (MAP) Sensor is an OE-grade replacement designed to monitor intake pressure in real time and relay data to the engine control module. By providing accurate pressure readings, it helps the vehicle’s computer fine-tune the air–fuel mix and ignition timing for smooth idle, confident throttle response, and steady performance across weather and load conditions. This sensor is crafted to work as part of your vehicle’s trusted engine management system, offering a practical upgrade without guesswork.

What makes this MAP sensor a dependable OE-style replacement

• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle.
• GM regularly updates production and service part designs to integrate new materials and technologies.

Real-world use and potential benefits

• Direct OE replacement with factory-fit connector and mounting points for straightforward installation.
• Reliable readings help support the engine control module’s adjustments under varying driving conditions.
• Quality materials and design choices aim to withstand engine bay heat and vibration over time.
• Designed to be compatible with the latest GM vehicle platforms, including Chevrolet, Buick, GMC, and Cadillac lines.

In daily driving, this MAP sensor may contribute to smoother idle, steadier acceleration, and stable engine management signals. While individual results can vary with overall vehicle condition, using a genuine GM MAP sensor helps preserve the integrity of the engine’s monitoring system and supports consistent performance in routine use.

Fitment and ongoing updates

As an OE-aligned part, this sensor is built to fit the intended GM models and harnessing. GM’s ongoing updates to part designs reflect newer materials and technologies, helping your vehicle stay current with factory standards over time.