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Home >> Cadillac >> 2009 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Supplemental Inflatable Restraint System) >> Repair Instructions >> Inflatable Restraint Steering Wheel Module Coil Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Steering Wheel, Shaft & Nut
    GM294367Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to SIR Caution .
  1. Disable the SIR System. Refer to SIR Disabling and Enabling .
    2. NOTE: The wheels of the vehicle must be straight ahead and the steering column in the LOCK position before disconnecting the steering column or intermediate shaft from the steering gear. Failure to do so will cause the SIR coil assembly to become uncentered, which may cause damage to the coil assembly.
  2. Verify the following before removing the SIR coil:
    • The wheels on the vehicle are straight ahead.
    • That J 42640  is installed or the ignition switch is in the LOCK position. See Special Tools .
  3. Remove the steering wheel from the steering shaft. Refer to Steering Wheel Replacement .
  4. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
    5. Fig 2: Identifying SIR Coil, Steering Shaft Assembly & Retaining Ring
    GM322951Courtesy of GENERAL MOTORS CORP.
  5. Remove the wire harness straps from the steering wheel column wire harness.
  6. Remove the retaining ring (3).
  7. Remove the SIR coil (4) from the steering shaft.
  8. If replacing, discard the SIR coil.
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