TM10-3930-660-34 Table 2-1.  Direct Support and General Support Troubleshooting Table (Cont’d) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 5. LUBRICATING OIL PRESSURE TOO HIGH Check relief valve (stuck closed) Replace relief valve, para. 3-23. 6. EXCESSIVE VIBRATION Check for loose, overtightened, or damaged engine mounts and vibration damper. Replace damaged engine mounts, para. 3-4, or vibration damper, para. 3-11. POWERTRAIN 7. LOW OIL PRESSURE FROM TORQUE CONVERTER Check operation of transmission oil pump. Replace or repair transmission oil pump, para. 7-9. STEERING SYSTEM 8. STEERING DIFFICULTY; VEHICLE PULLS ON STRAIGHT FORWARD DRIVING OR TENDS TO GO STRAIGHT WHEN MAKING TURNS Step 1. Check front differential for proper installation or component failure. Remove, repair, or install front differential, para. 8-5. Step 2. Check front axle for breakage. Replace front axle shaft, para. 8-3. 9. FRONT DIFFERENTIAL IS BINDING IN TURNS Step 1. Check front differential for proper installation or component failure. Remove, repair, or install front differential, para. 8-5. Step 2. Check front axle for breakage. Replace front axle shaft, para. 8-3. Step 3. Check front axle and differential housing for bends. Replace front axle, para. 8-3 or front differential housing, para. 8-5. 2-7

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