GM Service Manual Online
For 1990-2009 cars only

Low Oil Pressure Due to Steering Pump for Pontiac Firebird 2000

Problem

Action

There is low pressure due to the power steering pump.

Inspect the steering system for the following conditions:

    • A stuck or inoperative flow control valve
    • A pressure plate that is not flat against the ring
    • An extremely worn ring
    • Scoring on one of the following components:
       - The pressure plate
       - The thrust plate
       - The rotor
    • Vanes sticking in the rotor slots
    • A break or crack on one of the following components:
       - The thrust plate
       - The pressure plate
    • A high internal leakage