The 2004 Alfa Romeo 156 typically comes equipped with a factory-installed immobilizer system, which acts as a basic anti-theft measure. Additionally, some models may feature an optional alarm system that includes a siren and vehicle movement sensors. However, specific alarm features can vary based on the trim level and market. For the most accurate information, it's best to consult the owner's manual or a dealership.
Copyright © 2026 eLLeNow.com All Rights Reserved.
