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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1554 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSPOWER STEERING GEAR REPLACEMENT (NON-RACK AND PINION)TOOLS REQUIRED
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Tools Required

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Tools Required
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  • J 6632-01  Pitman Arm Puller
  • J 24319-B  Universal Steering Linkage Puller
  • J 29107-A  Pitman Arm Puller
  1. Place a drain pan under the vehicle.
    NOTE: Refer to POWER STEERING HOSE DISCONNECTED NOTICE .
  2. Remove the power steering hoses from the steering gear.
  3. Cap the ends of the hoses and the power steering gear in order to prevent any entrance of dirt.
  4. Disconnect the intermediate shaft from the steering gear. Refer to INTERMEDIATE STEERING SHAFT REPLACEMENT-LOWER  .
  5. Raise the vehicle. Support the vehicle with suitable safety stands. Refer to JACKING AND LIFTING .
  6. Remove the engine protection shield, if equipped.
  7. Remove the pitman arm to relay rod nut.
    Fig 1: Remove Pitman Arm To Relay Rod Nut
    G01479558Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the pitman arm from the relay rod using J 24319-B  .
    Fig 2: Disconnect Pitman Arm From Relay Rod
    G01479559Courtesy of GENERAL MOTORS CORP.
  9. Remove the bolts retaining the steering gear to the frame.
  10. Remove the steering gear from the vehicle.
    11. Fig 3: Removing Steering Gear & Retaining Bolts To Frame
    G01479560Courtesy of GENERAL MOTORS CORP.
  11. Remove the pitman arm to the power steering gear retaining nut.
    Fig 4: Remove Pitman Arm To Power Steering Gear Retaining Nut
    G01479561Courtesy of GENERAL MOTORS CORP.
  12. Remove the pitman arm from the power steering gear using J 6632-01  or J 29107-A  .
    Fig 5: Removing Pitman Arm From Power Steering Gear Using J 6632-1 & J 29107-A
    G01479562Courtesy of GENERAL MOTORS CORP.
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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.