Sierra, Silverado 2006-2007

Disarming the System

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  1. Turn the steering wheel so that the vehicles wheels are pointing straight ahead.
  2.  
  3. Turn OFF the ignition.
  4.  
  5. Remove the key from the ignition.
  6.  
  7. 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.
  8.  
  9. Remove the SIR fuse from the fuse block.
  10.  
  11. Raise and support the vehicle.
  12.  
  13. Remove the connector position assurance (CPA) from both front end sensor connectors located on the frame crossmember.
  14.  
  15. Disconnect both front end sensor connectors
  16.  
  17. When the fuse is installed, turn ON the ignition, with the engine OFF.
  18.  
  19. The AIR BAG indicator will flash 7 times then turn off.
  20.  
  21. Perform the Diagnostic System Check if the AIR BAG indicator does not operate as described.
  22.  

 
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