Order GMC Sierra 2500HD Pickup Maf sensor price. Discover GMC Sierra 2500HD Pickup New air mass sensor & GMC Sierra 2500HD Pickup Refurbished maf sensor near me. Maintaining the Mass Air Flow (MAF) Sensor in your GMC Sierra 2500HD Pickup is critical for optimal performance. Regularly clean the sensor with a specifically designed MAF cleaner to prevent dirt and oil buildup, which can lead to inaccurate readings and poor fuel economy. If you experience rough idling or a sudden change in throttle response, it may be time for a replacement. When selecting a new MAF sensor, choose a durable option compatible with your 2500HD, taking note of features like hot-wire or hot-film sensor technology for precise air flow measurement. Proper installation is paramount; ensure a snug fit and a clean air filter to extend the sensor's life and maintain engine efficiency. Shop with us for top-quality sensors and expert advice to keep your GMC running smoothly.