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Home >> Chevrolet >> 2004 >> S10 Pickup >> Repair and Diagnosis >> External Pages >> Different car >> Section 25 (Supplemental Inflatable Restraint System) >> Repair Instructions >> Inflatable Restraint Sensing and Diagnostic Module Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Safari and 2004 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disable the SIR system. Refer to SIR Disabling and Enabling Zone 7 .
  2. Remove the driver seat. Refer to Seat Replacement - Bucket in Seats.
  3. Remove the carpet retaining sill trim molding. Refer to Carpet Retainer Replacement in Interior Trim.
  4. Fold back the carpet to access the inflatable restraint sensing and diagnostic module (SDM).
  5. Remove the connector position assurance (CPA) (1) from the inflatable restraint SDM wiring harness connector (2).
    Fig 1: View Of Connector Position Assurance (CPA) Flex Lock Button
    GM466123Courtesy of GENERAL MOTORS CORP.
  6. Push down the flex lock button (3) and slide the connector locking cover (4) to the open position.
  7. Disconnect the SDM wiring harness connector (2) from the SDM (4).
  8. Remove the SDM mounting fasteners (1).
    Fig 2: View Of SDM Mounting Fasteners
    GM388351Courtesy of GENERAL MOTORS CORP.
  9. Remove the SDM (4) from the vehicle (5).
    IMPORTANT: The following repair procedures should only be used in the event that the inflatable restraint SDM mounting studs and/or fasteners are damaged to the extent that the SDM may no longer be properly mounted.
  10. Repair the fasteners using the following procedure:
    1. Remove the stripped nut and discard the nut.
    2. Drill out the weld spots to the weld stud from the floor pan side, then remove and discard the stud.
    3. Condition the floor panel attaching surface where the new stud is to be installed.
    4. Install new weld stud GM P/N 115115602 and clamp the weld stud.
    5. Migweld the stud at the drilled holes form above or below the floor pan, as required.
    6. Apply body sealer around any exposed openings.
    7. Install a new fastener GM P/N 11515933.
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