NTK MG0049 Mass Air Flow Sensor

NTK Mass Air Flow Sensor MG0049

The NTK MG0049 mass air flow sensor measures incoming air so the engine control system can calculate fuel delivery with the correct air-fuel balance. It is a direct replacement for select Chevrolet and GMC trucks and vans, including Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, Sierra 3500 HD, Express 2500, Express 3500, Savana 2500, and Savana 3500 applications.

Key Features

• NTK Mass Air Flow Sensor line for emission control and engine management applications
• OE-focused sensor coverage for import and domestic vehicles
• Built and tested to meet or exceed OE specifications
• Validated through thermal shock, vibration, and OBD verification testing
• Part number MG0049 for accurate catalog matching

Product Details

NTK is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. The MG0049 is part of that sensor lineup and reflects NTK’s OE development experience, with manufacturing and validation processes aimed at consistent signal accuracy and dependable engine data. This part cross-references Delphi AF10150 for the same application.

What It Helps Address

• Rough idle caused by incorrect airflow measurement
• Hesitation or poor throttle response from inaccurate sensor input
• Fuel trim issues related to unmetered or misread intake air
• Check engine light conditions tied to mass air flow sensor faults
• Driveability problems on Chevrolet Silverado 2500 HD and GMC Sierra 3500 HD models

Installation Notes

• Verify the connector style and sensor location against the original unit before installation.
• Inspect the intake tract for leaks, contamination, or damaged ducting that can affect sensor readings.
• Clear diagnostic trouble codes after installation and confirm proper airflow data with a scan tool.
• Compatible with 2007-2010 Chevrolet Silverado 2500 HD, N/A; 2007-2010 Chevrolet Silverado 3500 HD, N/A; 2008-2010 Chevrolet Express 2500, N/A; 2008-2010 Chevrolet Express 3500, N/A; 2007-2010 GMC Sierra 2500 HD, N/A; 2007-2010 GMC Sierra 3500 HD, N/A; 2008-2009 GMC Savana 2500, N/A; 2008-2010 GMC Savana 3500, N/A.

Quality Assurance

NTK sensors are manufactured and verified under extreme test conditions, including thermal shock, vibration, and OBD validation, to support OE-level performance expectations. The MG0049 is built to meet or exceed OE specifications for the listed Chevrolet and GMC applications.