2025 Update - Operational Policy 15 Inspection and Regulatory Guidance: OIL, GREASE OR POWER STEERING SYSTEM LEAKS (U.S.) - Regulatory Guidance b.(4) At what point should an oil, grease or power steering system leak (other than a hub or inner wheel seal) be recorded? ANSWER: A leak should not be recorded until the seepage or leak is great enough to form drops and drip during an inspection. It used to only say oil or grease. It did not include power steering until this year. This policy tells the