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Home >> GMC >> 2004 >> Jimmy 2D Utility, Automatic, Automatic >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Inflatable Restraint System >> Repair Instructions >> SIR Disabling and Enabling Zone 1 >> Disabling Procedure

Disabling Procedure

IMPORTANT: Refer toSIR 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.
    Fig 1: Locating SIR Fuse
    GM879321Courtesy of GENERAL MOTORS CORP.
  4. Remove the SIR fuse from the I/P fuse block (1) located in the I/P fuse block.
  5. Raise and support the vehicle.
    6. Fig 2: View Of Connector Position Assurance
    GM832839Courtesy of GENERAL MOTORS CORP.
  6. Remove the connector position assurance (CPA) from both inflatable restraints front end discriminating sensor connectors located on the frame crossmember.
  7. Disconnect the inflatable restraints front end discriminating sensor connectors.
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