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Removal Procedure

  1. Before performing the procedure, review the high voltage safety information. Refer to High Voltage Safety , High Voltage Safety (GME Only) .
  2. Disable the high voltage system. Refer to High Voltage Disabling .
    3. CAUTION:

    With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or a strap to prevent rotation. Locking of the steering column will prevent damage and a possible malfunction of the SIR system. The steering wheel must be secured in position before disconnecting the following components:

    • The steering column
    • The steering shaft coupling
    • The intermediate shaft(s)

    After disconnecting these components, do not rotate the steering wheel or move the front tires and wheels. Failure to follow this procedure may cause the SIR coil assembly to become un-centered and cause possible damage to the SIR coil. If you think the SIR coil has became un-centered, refer to your specific SIR coil's centering procedure to re-center SIR Coil.

  3. With the steering wheel in the straight ahead position, LOCK the steering column.
  4. Disconnect the intermediate steering shaft from the steering gear. Refer to Intermediate Steering Shaft Replacement .
  5. Remove the intermediate steering shaft inner boot. Refer to Intermediate Steering Shaft Inner Boot Replacement .
  6. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  7. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  8. Remove the front compartment air deflector. Refer to Front Compartment Air Deflector Replacement .
  9. Remove the front, middle and rear portions of the front compartment splash shield. Refer to Front Compartment Splash Shield Replacement (Front) , Front Compartment Splash Shield Replacement (Middle) , Front Compartment Splash Shield Replacement (Rear) .
  10. Disconnect the stabilizer shaft links from the strut assemblies. Refer to Stabilizer Shaft Link Replacement .
  11. Disconnect the steering linkage outer tie rods from the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement .
  12. Disconnect the transmission fluid pump motor cable connector. Refer to Transmission Fluid Pump Replacement .
  13. Remove the rear transmission mount strut to frame bolts. Refer to Transmission Mount Strut Replacement - Rear .
  14. Support the rear of the drivetrain and front suspension frame with adjustable jackstands.
  15. Support the transmission with a hydraulic jack.
  16. Remove the drivetrain and front suspension frame stabilizer brackets. Refer to Drivetrain and Front Suspension Frame Stabilizer Bracket Replacement .
  17. Loosen the front drivetrain and front suspension frame bolts. Refer to Drivetrain and Front Suspension Frame Replacement .
  18. Disconnect the upper conduit retainer bracket from the drivetrain front and electronic system power supply module frame and disconnect the lower conduit retainer bracket from the drivetrain and front suspension frame. Refer to 300-Volt Battery Positive and Negative Cable Replacement .
  19. Lower the rear of the drivetrain and front suspension frame to obtain the necessary clearance to remove the steering gear.
    20. Fig 1: Steering Gear Bolts
    GM3236367Courtesy of GENERAL MOTORS COMPANY
  20. Remove the steering gear bolts (1).
  21. Remove the steering gear (2) from the drivetrain and front suspension frame.
  22. Transfer components as necessary.
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