This workshop service repair manual provides comprehensive information for the 1966 Chassis, covering all models. With its legacy of producing reliable and comfortable American vehicles, the brand offered a diverse lineup in 1966, featuring updated styling and a range of powerful engine options from the 'Fireball' Inline-6 to several V8 configurations. These vehicles were known for their smooth ride and luxurious interiors, making them a strong contender in the automotive market of their time. This manual is an essential resource for understanding and maintaining the engineering quality and unique characteristics of these classic vehicles. The scope of this manual is extensive, detailing complete service and repair procedures for all major mechanical and electrical systems. It includes in-depth coverage of engine mechanics, cooling, lubrication, fuel delivery, and ignition systems, as well as automatic and manual transmissions, suspension, steering, and braking systems. Additionally, the manual provides guidance on body and frame repair, electrical systems including wiring diagrams, and troubleshooting common issues. This resource is designed to assist owners, mechanics, and technicians in performing scheduled maintenance, diagnostic procedures, and complete repair or rebuilds, ensuring the longevity and optimal performance of the 1966 Chassis.