ATSG NPR-Fuso-UD Code Book Transmission Repair Manual (Medium Duty Truck Code Reader - Medium Duty Truck Transmissions - Best Repair Book Available!) Step-by-Step Solution to Repair, Overhaul or Rebuild of Medium Duty Truck High Quality Charts Available for Medium Duty Truck Valve Body Identification, Electrical Diagrams, Wiring Harness Locations Assembly, Dis-assembly, Diagnosis, Troubleshooting, Electronic Controls & Operation Very Detailed Explanation For Easy Repair