TM 9-2320-209-20-3-4 22-4. SPEEDOMETER ASSEMBLY REMOVAL, REPAIR, AND REPLACEMENT. TOOLS: Flat-tip screwdriver 1-inch open end wrench 3/4-inch open end wrench 9/16-inch open end wrench 3/8-inch open end wrench 7/8-inch open end wrench Slip joint pliers SUPPLIES: Cotter pin PERSONNEL: Two EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedures. (1) Disconnect battery ground cable. Refer to Part 1, para 7-58. (2) Open hood and left side panel. Refer to TM 9-2320-209-10. (3) Remove front tunnel. Refer to Part 3, para 18-5. b. Removal of Speedometer. FRAME 1 1. Using screwdriver, turn mounting studs (1) one quarter turn to the left. 2. Pull instrument cluster (2) away from instrument panel (3). GO TO FRAME 2 22-16