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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 578 (Supplemental Inflatable Restraint System) >> Repair Instructions >> SIR Disabling and Enabling Zone 1 >> Enabling Procedure

Enabling Procedure

WARNING: This page is about a different car, the 2004 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: CPA & EFS Connectors Located On The Frame Crossmember
    GM832839Courtesy of GENERAL MOTORS CORP.
  1. Connect the EFS connectors to the EFS.
  2. Install the CPA to the EFS connectors.
    3. Fig 2: SIR Fuse & Underhood Fuse Block
    GM848445Courtesy of GENERAL MOTORS CORP.
  3. Install the SIR fuse (1) into the underhood fuse block.
  4. Staying well away from all air bags, turn ON the ignition, with the engine OFF.
    1. The AIR BAG indicator will flash 7 times.
    2. The AIR BAG indicator will then turn OFF.
  5. Perform theDiagnostic System Check - SIR  if the AIR BAG indicator does not operate as described.
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