Hella 7.18222.01.0 Manifold Absolute Pressure Sensor

Hella MAP Sensor for GM Applications

The Hella 7.18222.01.0 manifold absolute pressure sensor is an OE-style emission control sensor for a wide range of GM vehicles. It is listed for applications such as Chevrolet Impala, Pontiac Grand Am, Buick Century, and GMC Yukon models that use OE No. 12569240.

• Manifold absolute pressure sensor for emission control and engine management
• Fits a broad range of 1995-2004 GM cars, trucks, and vans
• Application-specific replacement for vehicles using OE No. 12569240
• Listed for first-design and later-design applications where noted
• Hella part number 7.18222.01.0 for direct catalog lookup

Detailed Fitment and Function

This MAP sensor measures intake manifold pressure so the engine control system can calculate load, fuel delivery, and ignition timing. The Hella 7.18222.01.0 is cataloged for many Chevrolet, Buick, Pontiac, Oldsmobile, GMC, and Cadillac models, including 2000-2003 Chevrolet Impala, 1995-2003 Pontiac Grand Prix, and 1995-1998 GMC K1500 applications. It is also listed for 2004 first-design vehicles such as Buick Century, Chevrolet Monte Carlo, and Pontiac Montana. If you are searching for a manifold absolute pressure sensor for a 1995-2004 GM vehicle with OE No. 12569240, this part number is a direct reference point.

This part cross-references OE No. 12569240 for the same application.

What It Helps Address

• Rough idle caused by incorrect manifold pressure readings
• Hard starting or poor throttle response
• Check engine light related to MAP sensor performance
• Incorrect fuel mixture or drivability concerns
• Engine load calculation errors in GM emission control systems

Installation Notes and Tips

Verify the OE number and the vehicle’s design break before ordering, especially on 2004 first-design applications. Confirm the connector style, mounting location, and engine application against the existing sensor before installation. For best results, inspect the vacuum source and related intake components so the new sensor is not affected by leaks or contamination. Use the vehicle’s service information for final fitment confirmation.

Quality Assurance

Hella is an established OE supplier in automotive electronics, and this MAP sensor is cataloged to match specific GM applications using OE No. 12569240. Part number 7.18222.01.0 is listed for direct application lookup across multiple Buick, Chevrolet, Pontiac, Oldsmobile, GMC, and Cadillac models.