GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 Sonoma Pickup - 2WD 🢒 Restraints 🢒 SIR 🢒 Steering Wheel Inflatable Restraint Module Replacement

Removal Procedure

    Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:

       • Air bag deployment
       • Personal injury
       • Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       • Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       • If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System.

  1. Disable the SIR system. Refer to Disabling the SIR System .
  2. Turn the ignition switch to the ON position in order to unlock the steering wheel.

    3. Object Number: 309830 Size: SH
  3. Turn the steering wheel 90 degrees from the straight-ahead position in order to gain access to the access holes behind the steering wheel.

    4. Object Number: 245788 Size: SH
  4. Insert a flat-bladed tool into each access hole and push the leaf spring to release the pin that retains the inflator module.

    5. Object Number: 288763 Size: SH
  5. Turn the steering wheel 180 degrees in order to gain access to the remaining access holes.
  6. Insert a screwdriver into each access holes and push the leaf spring to release the pin that retains the inflator module.

    7. Object Number: 245799 Size: SH
  7. Tilt the top of the inflator module rearward to gain access to the SIR wiring.
  8. Disconnect the SIR lead wire from the clip on the inflator module.
  9. Disconnect the SIR lead wire from the clip on the steering wheel.

    10. Object Number: 245795 Size: SH
  10. Disconnect the connector position assurance (CPA) retainer.
  11. Disconnect the electrical connector.
  12. Remove the inflator module from the vehicle.
  13. Fully deploy the module before disposal. If the module was replaced under warranty, fully deploy and dispose of the module after the required retention period. Refer to Inflator Module Handling and Scrapping .

Installation Procedure

    Object Number: 245795 Size: SH
  1. Connect the SIR electrical connector.
  2. Connect the CPA retainer to the SIR connector.
  3. Install the SIR lead wire to the clip on the steering wheel.
  4. Install the SIR lead wire to the clip on the inflator module.

    5. Object Number: 245799 Size: SH

    Important: Ensure that the SIR wires do not get pinched during installation of the inflator module.

  5. Press the inflator module into the steering wheel firmly enough that the module engages and latches the notched pins in the leaf springs.
  6. Rotate the steering wheel back into the straight position.
  7. Enable the SIR system. Refer to Enabling the SIR System .