Holstein 2MAF0141 Mass Air Flow Sensor

Mass Air Flow Sensor Overview

Holstein 2MAF0141 is a mass air flow sensor for select Chevrolet and GMC trucks and vans. It is a direct-fit replacement for applications that use a sensor-only configuration, helping restore accurate airflow measurement for proper engine management.

Compatible With Chevrolet Express 2500, Silverado 2500 HD, Silverado 3500 HD, Express 3500, and GMC Savana and Sierra HD applications listed below. This part number, 2MAF0141, is also cross-referenced to common aftermarket replacements for the same application.

Key Features

• Mass air flow sensor for engine air measurement
• Sensor-only design for listed applications
• Direct-fit replacement for select Chevrolet and GMC models
• Supports accurate airflow input to the engine control system
• Holstein Parts replacement component

Detailed Description

Holstein Parts 2MAF0141 is built for vehicles that rely on a mass air flow sensor to monitor incoming air and help the engine control module manage fuel delivery. When the original sensor becomes inaccurate or fails, drivability and fuel control can suffer. This replacement is intended for the Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Savana 2500, GMC Savana 3500, GMC Sierra 2500 HD, GMC Sierra 2500 HD Classic, and GMC Sierra 3500 HD applications shown in the fitment data. The part number 2MAF0141 provides a straightforward replacement path for service work on these platforms.

This part cross-references Delphi AF10150 and Dorman - HELP 59113 for the same application.

What It Helps Address

• Rough idle caused by incorrect airflow readings
• Hesitation or poor throttle response from a failing sensor
• Fuel trim issues related to inaccurate intake air measurement
• Check engine light conditions tied to mass air flow sensor faults
• Driveability problems after sensor contamination or electrical failure

Installation Notes and Tips

Verify the connector style and sensor-only configuration against the original part before installation. Inspect the intake tract for dirt, oil, or leaks that can affect sensor readings, and clear diagnostic trouble codes after replacement if required by the repair procedure. Confirm fitment by year, make, and model before ordering.

Quality Assurance

Holstein Parts supplies replacement sensors for service applications across Chevrolet and GMC platforms. Use the listed fitment data to confirm compatibility before installation.