GM Service Manual Online
For 1990-2009 cars only

Growl Noise in Steering Pump for Chevrolet Corvette 1997

Problem

Action

Excessive back pressure in hoses or steering gear caused by restriction.

Inspect and service as needed.

Refer to Power Steering System Test Procedure .

The power steering pump mounting bolts are loose.

Torque the power steering pump mounting bolts to proper specifications.

Refer to Power Steering Pump Replacement .

The pressure plates, thrust plate or rotor is scored.

Inspect and replace as needed.

Refer to End Plate and Rotating Group Replacement .

The pump ring is worn.

Inspect and replace as needed.

Refer to End Plate and Rotating Group Replacement .