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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis >> Steering >> Steering Column >> Rack & Pinion Power Steering System (Service Information) >> Pump >> Diagnosis And Testing >> Power Steering Pump And Hoses >> Checking For Wear Of Power Steering Pump Internal Components

Checking For Wear Of Power Steering Pump Internal Components

  1. Place gear selector in PARK (or NEUTRAL) with wheels chalked.
  2. With the engine idling, have a helper turn the steering wheel.
  3. Using an electronic listening tool, determine if noise is coming from the pump.
  4. Increase the engine speed and have a helper turn the steering wheel. Does the noise change with load?
  5. Replace the power steering pump if excessive noise is present. See REMOVAL .
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