GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Astro - 2WD 🢒 Restraints 🢒 SIR 🢒 Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle

Disassembly Procedure

    Object Number: 360577 Size: SH

    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 inflatable restraint steering wheel module. Refer to Disabling the SIR System in SIR.
  2. Remove the upper and lower trim covers. Refer to Steering Column Trim Covers - Disassemble - Off Vehicle .
  3. Remove the wire harness assembly (4) out of the wire harness strap (5).

    4. Remove the wire harness straps (3) from the wire harness assembly (4).

    Remove the wire harness strap (2) from the upper tilt head assembly (1).


    Object Number: 306234 Size: SH
  4. Slide the 2 connectors (2) off from the bulk head connector (1).

    5. Object Number: 324882 Size: SH
  5. Remove the key alarm connector (1) from the electronic lock module assembly (2).
  6. Remove the 2 tapping screws from the ignition and key alarm switch assembly (3).
  7. Remove the ignition and key alarm switch assembly (3).