Navigator 4WD V8-5.4L SOHC VIN L (1998)
10. Add fluid if necessary. Install the fluid reservoir cap.
11. Start the engine and cycle the steering wheel from stop to stop every 30 seconds for approximately five minutes.
CAUTION: Do not hold the steering wheel in the far left or right position or damage to power steering may result.
12. Check for power steering fluid leaks at all connections. If the power steering fluid still shows signs of aeration, repeat this procedure.