Motorad 1MF435 Mass Air Flow Sensor

Mass Air Flow Sensor for GM and Isuzu Applications

The MotoRad 1MF435 mass air flow sensor measures incoming air and sends that data to the ECU for accurate fuel delivery and combustion control. It is built for direct replacement use on a wide range of GM, Isuzu, Honda, and Pontiac vehicles, including Chevrolet Impala, Malibu, Blazer, and GMC Sonoma applications.

• Measures airflow entering the engine for ECU fuel management
• Oval female connector with 5 male terminals and plug-in connection
• Engineered to reduce contamination and resist vibration
• Built to meet or exceed OEM specifications
• Compatible with many 1994-2005 Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Acura, Cadillac, and Honda models

Detailed Product Overview

MotoRad 1MF435 is a regular-grade mass air flow sensor designed for direct-fit replacement on vehicles such as the Chevrolet Impala, Pontiac Grand Prix, and GMC Jimmy. By reporting airflow data to the engine control unit, the sensor helps maintain proper air-fuel balance across a broad range of 1994-2005 applications. The connector layout includes one oval female plug-in connector with five male pin terminals for OE-style integration.

This part cross-references AC Delco 19207202 and 19330127 for the same application.

Common Symptoms This Part May Address

• Rough idle caused by inaccurate airflow readings
• Hesitation or poor throttle response during acceleration
• Check engine light related to mass air flow sensor performance
• Reduced fuel economy from incorrect fuel metering
• Driveability issues on Chevrolet, GMC, Pontiac, Buick, Isuzu, Honda, and Acura platforms

Installation Notes and Fitment

Fits 1997-2005 Buick Century, N/A. Fits 2002-2005 Buick Rendezvous, N/A. Fits 1996-2005 Chevrolet Astro, N/A. Fits 1996-2005 Chevrolet Blazer, N/A. Fits 2000-2005 Chevrolet Impala, N/A. Fits 1994-1996 Chevrolet Impala, N/A. Fits 1995-2005 Chevrolet Monte Carlo, N/A. Fits 1996-2005 GMC Safari, N/A. Fits 2001-2005 Pontiac Aztek, N/A. Fits 1996-2005 Pontiac Grand Am, N/A. Fits 1999-2005 Pontiac Montana, N/A. Fits 1996-2004 Chevrolet S10, N/A. Fits 1996-2004 GMC Sonoma, N/A. Fits 1998-2004 Isuzu Rodeo, N/A. Fits 1999-2004 Oldsmobile Alero, N/A. Fits 1996-2004 Oldsmobile Silhouette, N/A. Fits 1997-2003 Chevrolet Malibu, N/A. Fits 2002-2003 Isuzu Axiom, N/A. Fits 1994-2003 Pontiac Grand Prix, N/A. Fits 1998-2002 Honda Passport, N/A. Fits 1998-2002 Isuzu Trooper, N/A. Fits 2001-2002 Oldsmobile Aurora, N/A. Fits 1999-2002 Oldsmobile Intrigue, N/A. Fits 1994-2001 Chevrolet Lumina, N/A. Fits 1996-2001 GMC Jimmy, N/A. Fits 1999-2001 Isuzu VehiCROSS, N/A. Fits 1996-2001 Oldsmobile Bravada, N/A. Fits 1998-2000 Isuzu Amigo, N/A. Fits 1997-2000 Isuzu Hombre, N/A. Fits 1998-1999 Acura SLX, N/A. Fits 1999 Buick Park Avenue, N/A. Fits 1997-1999 Oldsmobile Cutlass, N/A. Fits 1996-1998 Buick Skylark, N/A. Fits 1996-1998 Oldsmobile Achieva, N/A. Fits 1996-1998 Pontiac Trans Sport, N/A. Fits 1994-1997 Oldsmobile Cutlass Supreme, N/A. Fits 1994-1996 Buick Regal, N/A. Fits 1994-1996 Buick Roadmaster, N/A. Fits 1994-1996 Cadillac Commercial Chassis, N/A. Fits 1994-1996 Cadillac Fleetwood, N/A. Fits 1994-1996 Chevrolet Caprice, N/A. Fits 1996 Chevrolet Corsica, N/A. Fits 1996 Chevrolet Lumina APV, N/A.

Before installation, verify connector shape, terminal count, and sensor location against the original unit. Clean the intake tract and inspect the air filter housing so the replacement sensor is not exposed to contamination immediately after service. This part is commonly used on Chevrolet Impala, Pontiac Grand Prix, and GMC Sonoma platforms where accurate airflow measurement is critical to engine management.

Quality Assurance

MotoRad manufactures this sensor to meet or exceed OEM specifications at IATF 16949 facilities. The 1MF435 is backed by a limited lifetime warranty.