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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 121 (Supplemental Inflatable Restraint System) >> Repair Instructions >> Inflatable Restraint Sensing and Diagnostic Module Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Do not strike or jolt the inflatable restraint sensing and diagnostic module (SDM). Before applying power to the SDM, make sure that it is securely fastened with the arrow facing toward the front of the vehicle. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.
    CAUTION: Refer to SIR Caution in Cautions and Notices.
    Fig 1: Locating SDM
    GM741873Courtesy of GENERAL MOTORS CORP.
  1. Disable the supplemental inflatable restraint (SIR) system. Refer to SIR Disabling and Enabling Zone 8 .
  2. Remove the floor console. Refer to Console Replacement in Instrument Panel, Gages and Console.
  3. Partially remove the console mounting bracket in order to allow access to the rear carpet. Refer to Bracket Replacement - Console Floor in Instrument Panel, Gages, and Console.
  4. Position the rear carpet in order to access the sensing and diagnostic module (SDM).
  5. Disconnect the electrical connectors (2) from the SDM (1).
    6. Fig 2: Removing/Installing SDM
    GM741874Courtesy of GENERAL MOTORS CORP.
  6. Remove the nuts that retain the SDM to the floor panel.
  7. Remove the SDM from the vehicle.
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