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Home >> Oldsmobile >> 2004 >> Bravada RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1743 (Supplemental Inflatable Restraint System) >> Repair Instructions >> SIR Disabling and Enabling Zone 1 >> Disabling Procedure

Disabling Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: Refer to SIR Disabling and Enabling Zones  before disabling the SIR system.
  1. Turn the steering wheel so that the vehicle wheels are pointing straight ahead.
  2. Turn OFF the ignition.
  3. Remove the key from the ignition.
    4. Fig 1: View Of Fuse & Relay Block
    GM884366Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: With the SIR fuse removed and the ignition ON, the AIR BAG indicator illuminates. This is normal operation and does not indicate an SIR system malfunction.
  4. Remove the SIR fuse from the fuse block (1) located in the underhood fuse block.
  5. Remove the grille. Refer to Grille Replacement (Envoy, Envoy XUV) or Grille Replacement (TrailBlazer) or Grille Replacement (Rainier) in Exterior Trim.
  6. Remove sensor bracket from bumper. Refer to Inflatable Restraint Front End Sensor Replacement .
    7. IMPORTANT: This vehicle is equipped with 2 inflatable restraint electronic frontal sensors (EFS). When performing this procedure be sure to include both EFSs.
    Fig 2: View Of Connector Position Assurance At Front End Sensor Connectors
    GM842979Courtesy of GENERAL MOTORS CORP.
  7. Remove the connector position assurance (CPA) from both (2) EFS connectors.
  8. Disconnect both EFS connectors.
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