GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 4WD 🢒 Steering 🢒 Power Steering System 🢒 Whine Noise in Steering Pump

Whine Noise in Steering Pump for Chevrolet Astro - 4WD 1999

Problem

Action

The pump shaft bearing is scored.
  1. Replace the pump. refer to Power Steering Pump Replacement .
  2. Flush the power steering system. Refer to Power Steering System Flushing .