Whine Noise in Steering Pump. Pontiac Bonneville 1999

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 1999 🢒 Bonneville 🢒 Steering 🢒 Power Steering System 🢒 Whine Noise in Steering Pump

Condition

Causes

Whining noise in the steering pump

•	A scored pump shaft bearing

•	A scored pressure plate

•	A scored thrust plate

•	A damaged cam ring

•	A damaged rotor

•	Damaged vanes