TM 9-2320-209-20-3-3 18-10. DRIVER’S SEAT REPAIR (TRUCKS M35A1 and M49A2C). TOOLS: 1/2-inch wrench Flat-tip screwdriver SUPPLIES: None PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. NOTE Repair of driver’s seat is limited to removal and replacement of back rest and seat cushions. a. Removal. 1. Working in cab of truck, slide driver’s back rest cushion (1) up and off frame (2). GO TO FRAME 2 18-26