Spectra MA145 Mass Air Flow Sensor

Reliable Mass Air Flow Sensor for Select GM and Isuzu Vehicles

The Spectra MA145 Mass Air Flow Sensor is engineered to provide accurate airflow measurement for a range of GM and Isuzu models. Designed to maintain optimal engine performance, this sensor ensures precise air intake readings for efficient fuel management.

• Direct replacement for original equipment mass air flow sensors
• Compatible with Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, and Saab vehicles
• Part number MA145 for easy identification and fitment
• Supports a wide range of models including Avalanche, Escalade, Sierra, Silverado, and more
• Ensures accurate air-fuel mixture for improved engine efficiency

Product Details and Compatibility

The Spectra MA145 Mass Air Flow Sensor is designed to meet or exceed OEM specifications for emission control sensors. It accurately measures the volume and density of air entering the engine, which is critical for the engine control unit (ECU) to calculate the correct fuel injection. This sensor is compatible with multiple GM makes such as Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac Escalade, and Buick Rainier, as well as Isuzu Ascender and Saab 9-7x models. The MA145 part number ensures you receive the correct sensor for your vehicle’s emission control system.

Common Applications and Issues Addressed

• Restores proper air flow measurement for vehicles experiencing rough idling
• Resolves engine hesitation or stalling caused by faulty sensor readings
• Helps correct poor fuel economy linked to inaccurate air-fuel mixture
• Eliminates check engine light triggers related to mass air flow sensor faults
• Improves overall engine performance and emissions compliance

Installation Notes and Tips

Installation of the Spectra MA145 sensor should be performed with the engine off and cooled down. Disconnect the battery before removing the old sensor to prevent electrical issues. Carefully unplug the electrical connector and remove mounting screws. Install the new sensor in the same orientation, ensuring a secure fit and proper electrical connection. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool if available.

Quality Assurance and Warranty

Manufactured to meet strict quality standards, the Spectra MA145 Mass Air Flow Sensor undergoes rigorous testing to ensure durability and accurate performance. This part is backed by a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for emission control applications.