Holstein 2MAF0104 Mass Air Flow Sensor

Mass Air Flow Sensor Overview

Holstein Parts 2MAF0104 is a mass air flow sensor for select Chevrolet and GMC trucks and vans. It is a sensor-only replacement for applications that need accurate airflow measurement to support proper engine management.

Key Features

• Mass air flow sensor replacement from Holstein Parts
• Sensor-only design for the listed applications
• Direct fit for select Chevrolet Silverado, Express, and GMC Sierra and Savana models
• Built for airflow signal accuracy in emission control systems
• Part number 2MAF0104 for easy identification

Detailed Description

Holstein Parts 2MAF0104 is an emission control sensor that measures incoming air so the engine control system can calculate fuel delivery more precisely. It fits select Chevrolet Silverado 2500 HD and 3500, Chevrolet Silverado 2500 HD Classic and Silverado 3500 Classic, Chevrolet Express 2500 and Express 3500, GMC Sierra 2500 HD and 3500, GMC Sierra 3500 Classic, and GMC Savana 2500 and Savana 3500 applications. The fitment notes identify this as a sensor-only part, which makes it a focused replacement for the airflow sensing component. The part number 2MAF0104 also cross-references Delphi AF10146 for the same application.

Common Issues This Part May Address

• Incorrect airflow readings from a failing sensor
• Rough idle caused by inaccurate air measurement
• Hesitation or poor throttle response related to airflow signal errors
• Check engine light conditions tied to mass air flow sensor faults
• Fuel mixture problems caused by inconsistent sensor output

Installation Notes and Tips

Verify the connector style and application details against the existing sensor before installation. Use the fitment notes to confirm the correct Chevrolet Silverado, GMC Sierra, or GMC Savana application, since the listing is specific to sensor-only replacement. Inspect the intake tract for contamination or leaks that can affect sensor performance after replacement.

Quality Assurance

Holstein Parts offers this mass air flow sensor as a cataloged replacement for the listed applications. Confirm part number 2MAF0104 and the vehicle fitment details before ordering.