The Haynes Dodge Omni Plymouth Horizon 1978-1990 Automotive Repair Manual 545 is a comprehensive textbook written by Haynes specifically for repairing and servicing Dodge vehicles from 1978 to 1990. The manual includes detailed instructions and diagrams to help users maintain and repair their automobiles. This manual is a valuable resource for car enthusiasts and mechanics looking to fix or upgrade their Dodge vehicles on their own. Made in the United States, this paper-based manual is a trusted guide for anyone interested in self-help automotive repair.