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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 359 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSPOWER STEERING PUMP REPLACEMENT (LS4)
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Power Steering Pump Replacement (LS4)

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Power Steering Pump Replacement (LS4)
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Replacing Power Steering Pump
GM1571707Courtesy of GENERAL MOTORS CORP.
Power Steering Pump Replacement (LS4)

Callout Component Name
NOTE: Refer to Fastener Notice .
Fastener Tightening Specifications:  Refer to Fastener Tightening Specifications .

Preliminary Procedures

  1. Place a drain pan under the vehicle.
  2. Remove the drive belt. Refer to Drive Belt Replacement - Accessory for the 5.3L engine.
  3. Remove the power steering pump pulley. Refer to Power Steering Pulley Replacement (LS4)  or Power Steering Pulley Replacement (LZ4/LZE/LZ9) .
  4. Fill and bleed the power steering system after the repair has been completed. Refer to Bleeding the Power Steering System .
1 Clamp, Power Steering Pump Hose
Tip:  Use an appropriate tool to remove the power steering fluid from the reservoir before relocating the clamp. Also plug the end of the hose between the reservoir and the power steering pump to limit the leakage of the steering fluid.
2 Fitting, Power Steering High Pressure Hose

Tighten:  27 N.m (20 lb ft)
3 Bolt, Power Steering Pump (Qty: 3)

Tighten:  25 N.m (18 lb ft)
4 Pump, Power Steering
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.