Mass Air Flow Sensor Assembly No. 12566846 for Buick LaCrosse (2005–2009)

Includes: - Mass Air Flow Sensor Assembly No. 12566846

Fits Models: - Buick LaCrosse

Model Years: - 2005–2009

Submodels: - Common trims include CX, CXL, CXS; chassis code is 4G1Z; body style is sedan.

Engine Options: - Common engine sizes include 3.8L V6 (L26), 3.6L V6 (LZ4).

Description: This Mass Air Flow Sensor Assembly is designed for the Buick LaCrosse models from 2005 to 2009. It accurately measures the amount of air entering the engine, ensuring optimal performance and fuel efficiency. This replacement part is essential for maintaining proper engine function and emissions control.

Features: - Direct replacement for OEM part number 12566846 - Improves engine performance and fuel efficiency - Easy installation with no modifications required - Durable construction for long-lasting reliability - Compatible with various engine options