Spectra MA171 Mass Air Flow Sensor

Reliable Mass Air Flow Sensor for Buick, Oldsmobile, and Pontiac

The Spectra MA171 Mass Air Flow Sensor is designed to provide accurate airflow measurement for select Buick, Oldsmobile, and Pontiac vehicles. This sensor helps maintain optimal engine performance by ensuring the correct air-to-fuel ratio.

• Direct replacement for original equipment mass air flow sensor
• Compatible with Buick Achieva, LeSabre, and Century models
• Fits Oldsmobile Cutlass Calais, Cutlass Ciera, and Reatta
• Suitable for Pontiac Bonneville, Grand Am, and Skylark
• Part number MA171 ensures precise fit and function

Product Details and Compatibility

The Spectra MA171 Mass Air Flow Sensor is engineered to meet the specifications of the original sensor used in various Buick, Oldsmobile, and Pontiac vehicles. It accurately measures the volume and density of air entering the engine, which is critical for the engine control unit to adjust fuel injection and ignition timing. This sensor is compatible with models such as the Buick Achieva, LeSabre, and Century, Oldsmobile Cutlass Calais, Cutlass Ciera, and Reatta, as well as Pontiac Bonneville, Grand Am, and Skylark. Using the correct part number MA171 ensures proper fitment and reliable operation.

Common Applications and Problem Resolution

• Helps resolve rough idling and engine stalling issues
• Improves fuel efficiency by providing accurate airflow data
• Reduces engine hesitation and poor acceleration
• Prevents check engine light related to airflow sensor faults
• Supports emission control compliance for listed vehicle models

Installation Notes and Tips

Installation of the Spectra MA171 Mass Air Flow Sensor should be performed with the engine off and cool. Disconnect the battery before removing the old sensor to avoid electrical issues. Ensure the sensor connector is clean and free of corrosion before attaching the new sensor. Properly secure the sensor to prevent air leaks, which can affect sensor readings and engine performance. After installation, it is recommended to clear any diagnostic trouble codes and perform a system reset if necessary.

Quality Assurance and Warranty Information

Manufactured by Spectra, the MA171 Mass Air Flow Sensor undergoes rigorous quality control to meet OEM standards. This part is designed for durability and consistent performance in emission control systems. Warranty coverage details are provided by the manufacturer and typically cover defects in materials and workmanship under normal use conditions.