Yukrotor Mass Air Flow Sensor (MAF) – Direct-Fit Replacement 15865791 / 12-Month Warranty

The Yukrotor Mass Air Flow Sensor precisely measures intake air to help your engine control unit maintain correct fuel delivery and efficient combustion.

This Yukrotor replacement MAF sensor (fits part numbers 15865791, 12576410, 213-4222, 2133134 and equivalents) is engineered to restore accurate airflow readings for a wide range of GM vehicles. Built as a direct-fit aftermarket unit, it sends reliable volume and temperature data to the engine control unit so fuel trim and ignition timing can respond appropriately. The unit is backed by a 12-month warranty and is sold with clear compatibility notes—verify your old sensor’s connector and part number before installation.

Which vehicles and engines will this Yukrotor MAF sensor fit?

This sensor covers many Chevrolet, Buick, Cadillac, GMC, Hummer, Pontiac and Saturn models from the mid-2000s through late 2010s. Fitment lists include common engine displacements and model years; confirm yours against the replacement numbers and connector style.

• Chevy: Camaro, Cobalt, Colorado, Corvette, Equinox, HHR, Impala, Malibu, Spark, Trailblazer models (specific years/engines in product details).
• Buick & Cadillac: LaCrosse, Regal, ATS, CT6, CTS, SRX, STS, XLR, XTS—turbo and naturally aspirated where listed.
• GMC/Hummer/Pontiac/Saturn: Canyon, Envoy, Terrain, H3/H3T, G5/G6, Solstice, Aura, Ion, Sky, VUE models per fitment table.

How does this MAF sensor affect drivability and engine management?

A functioning mass air flow sensor supplies the ECU with real-time airflow data, which the computer uses to balance fuel injection and timing. Replacing a faulty MAF sensor often reduces rough idle, hesitation, and incorrect fuel trims, but it is one part of the air/fuel control system.

• Restores accurate air-volume and temperature signals to the ECU.
• Helps correct fuel trim errors that cause rich or lean running conditions.
• Can eliminate symptoms like stumbling on acceleration or unstable idle linked to bad airflow readings.

What should I check before buying and installing this sensor?

Cross-check the old part number, connector pin count and mounting flange before purchase to ensure a true direct-fit swap. Also inspect wiring harness and air intake for leaks or damage so the new sensor isn’t compromised by unrelated issues.

• Compare old part numbers 15865791, 12576410, 213-4222, 2133134 or equivalent.
• Verify connector shape and pin layout match your vehicle harness.
• Scan for diagnostic trouble codes and check intake for vacuum or boot leaks prior to replacement.

What warranty and support come with the Yukrotor unit?

Yukrotor includes a 12-month full warranty on this mass air flow sensor. If the sensor arrives damaged or develops a covered defect within the warranty window, contact the seller for replacement or refund according to their policy.

• 12-month full warranty from date of purchase.
• Customer support available for fitment or defect questions.
• Return/replacement instructions provided by the seller once contacted.

Who is this for: This Yukrotor MAF sensor is intended for DIY mechanics, independent repair shops and vehicle owners who need a direct-fit replacement for the listed GM models. It’s suitable when diagnostic checks point to a faulty airflow sensor, when you’re restoring engine response after aftermarket intake work, or when replacing a damaged OEM sensor. Confirm part compatibility and harness match before buying to ensure a straightforward install.