FixVault

Disabling Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: Refer to SIR Service Precautions  before disabling the SIR system.
  1. Turn the steering wheel so that the vehicle's wheels are pointing straight ahead.
  2. Turn OFF the ignition.
  3. Remove the key from the ignition.
  4. 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.
  5. Remove the SIR fuse from the fuse block.
  6. Raise and support the vehicle.
  7. IMPORTANT: This vehicle is equipped with two inflatable restraint front end sensors. When performing this procedure be sure to include both front end sensors.
    Fig 1: View Of Front End Sensor Connector & Frame Crossmember
    GM859932Courtesy of GENERAL MOTORS CORP.
  8. Remove the connector position assurance (CPA) from both front end sensor connectors (2) located on the frame crossmember (1).
  9. Disconnect both front end sensor connectors (2).