2003 Hummer H2FACTORY OEM SERVICE PROCEDURE

Removal Procedure

  1. Raise the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Remove the engine protection shield. Refer to ENGINE PROTECTION SHIELD REPLACEMENT .
  3. Remove the steering damper from the relay rod. Refer to Steering Damper Replacement .
  4. Remove the outer tie rod ends. Refer to Tie Rod Replacement - Outer .
    5. Fig 1: Idler Arm Ball Stud Nut
    GM793270Courtesy of GENERAL MOTORS CORP.
  5. Remove the idler arm ball stud nut. Do not reuse the nut.
    6. Fig 2: View Of Idler Arm
    GM793272Courtesy of GENERAL MOTORS CORP.
  6. Remove the pitman arm nut. Do not reuse the nut.
  7. Remove the relay rod from the idler arm ball stud using the J 24319-B  . See Special Tools .
  8. Remove the relay rod from the pitman arm ball stud using the J 24319-B  . See Special Tools .
  9. Remove the relay rod from the vehicle.
  10. Inspect the threads on the tie rod ends for damage.
  11. Inspect the ball stud threads for damage.
  12. Inspect the ball stud seals for excessive damage.
  13. Clean the threads on the ball studs.
Factory Service Tools

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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.