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Home >> Chevrolet >> 2002 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 553 (Supplemental Inflatable Restraint System) >> Repair Instructions >> Inflatable Restraint Sensing and Diagnostic Module Replacement (AJ7) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Monte Carlo and 2003 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove any dirt, grease, or other impurities from the mounting surface.
    2. Fig 1: Installing SDM (AJ7)
    GM300149Courtesy of GENERAL MOTORS CORP.
  2. Install the SDM (1) horizontally to the floor pan (2).
  3. Point the arrow on the SDM toward the front of the vehicle.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the SDM mounting fasteners (3).

    Tighten:  Tighten the fasteners to 10 N.m (89 lb in).

    5. Fig 2: Connecting SDM 8-Way Wiring Harness Connector (AJ7)
    GM300148Courtesy of GENERAL MOTORS CORP.
  5. Install the 18-way wiring harness connector to the SDM.
  6. Install the CPA to the 18-way wiring harness connector.
  7. Install the 8-way wiring harness connector to the SDM.
  8. Install the CPA to the 8-way wiring harness connector.
  9. Install the carpet and the passenger front carpet retainer.
  10. Install the passenger front seat. Refer to Seat Replacement - Front Bucket in Seats.
    11. IMPORTANT: The AIR BAG indicator may remain ON after the SDM has been replaced. DTC B1001 may set, requiring the SDM part number to be set in multiple modules. If the indicator remains ON after enabling the SIR system, perform the diagnostic system check and follow the steps thoroughly to ensure that the SDM is set properly.
  11. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 9 .
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