This service manual covers the 2003 Jeep Wrangler, an iconic off-road vehicle engineered for both on-road and off-road driving. Known for its robust construction and legendary capability, the Wrangler is equipped with a 4.0L I6 engine, a four-wheel drive system, and seating for four. Its design prioritizes durability and performance, making it a reliable choice for adventurers and everyday drivers alike.

This comprehensive manual provides essential information for maintaining and repairing your 2003 Jeep Wrangler. It details scheduled maintenance procedures, fluid specifications, and troubleshooting guidance. The content is structured to assist owners, technicians, and mechanics in understanding the vehicle's systems, ensuring optimal performance and longevity through accurate technical data and step-by-step instructions.