CHAPTER 4 DIRECT SUPPORT TROUBLESHOOTING FOR TRUCK, CARGO, 2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL) Section I. Introduction to Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . WP 0289 00-1 Section II. Direct Support Troubleshooting Procedures . . . . . . . . . . . . . . . WP 0291 00-1 TM 9-2320-386-24-1-2