GM Service Manual Online
For 1990-2009 cars only

Growl Noise in Steering Pump for Isuzu S/T Isuzu - 2WD 2000

Problem

Action

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

Locate and repair the restriction.

Scoring on the pressure plates, thrust plates, or rotor.

Replace the components.

An excessively worn cam ring.

Replace the components.