Disabling 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.
- Turn the steering wheel so that the vehicle's wheels are pointing straight ahead.
- Turn OFF the ignition.
- Remove the key from the ignition.
- Remove the SIR fuse from the fuse block (1) located in the underhood fuse block.
- Remove the grille. Refer to Grille Replacement (Envoy, Envoy XUV) or Grille Replacement (TrailBlazer) or Grille Replacement (Bravada) or Grille Replacement (Rainier) in Exterior Trim.
- Remove sensor bracket from bumper. Refer to Inflatable Restraint Front End Sensor Replacement .
- Remove the Connector Position Assurance (CPA) from both (2) electronic frontal sensor (EFS) connectors.
- Disconnect both EFS connectors.
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.
IMPORTANT:
This vehicle is equipped with two inflatable restraint electronic frontal sensors (EFS). When performing this procedure be sure to include both EFS's.