The Isuzu Trooper and its Australian counterpart, the Holden Jackaroo, represent the third generation (UBS Series) of a respected line of SUVs, produced globally from 1995 through 2005. These versatile vehicles, known for their robust engineering and off-road capabilities, were offered with a range of powerful engines, including 3.2L and 3.5L V6 petrol options and efficient 3.0L and 3.1L diesel variants. Designed for both daily driving and challenging terrains, the Trooper/Jackaroo has earned a reputation for reliability and durability, building on Isuzu's extensive legacy in 4x4 vehicle manufacturing. This comprehensive factory service repair workshop manual provides in-depth guidance for maintaining and repairing the Isuzu Trooper/Holden Jackaroo UBS Series. Covering a wide array of systems, including detailed procedures for engine mechanicals, fuel and emission controls, transmissions (manual and automatic), drivetrain, suspension, steering, brakes, and the electrical system, this manual is an indispensable resource. It also includes extensive diagnostic and troubleshooting information, routine maintenance schedules, and guidance for major repairs, equipping owners, mechanics, and technicians with the knowledge to ensure the optimal performance and longevity of their vehicle.