The Alfa Romeo 156, a compact executive car produced from 1997 to 2007, is celebrated for its sporty driving dynamics, distinctive Italian styling, and passionate engineering. This model, available as a 4-door sedan or 5-door estate, offered a range of powerful engine variants, including the renowned Busso V6 and efficient JTD turbodiesels, and was recognized for its engaging driving experience, even being a finalist for the European Car of the Year award in 1998. Known for its quality and reliability, the 156 competed with established European luxury brands, offering a unique blend of performance and aesthetic appeal. This comprehensive workshop service repair manual provides detailed information for the diagnosis, repair, and maintenance of the Alfa Romeo 156. It covers all major systems, including the powertrain, chassis, body, interior, and electrical components, with extensive procedures for everything from routine maintenance to complex repairs. The manual is designed to assist owners, mechanics, and technicians by offering in-depth guidance, high-quality photos, illustrations, and diagrams, ensuring the vehicle remains in optimal condition and facilitating efficient troubleshooting and repair processes across multiple languages.