GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 2WD 🢒 Restraints 🢒 SIR 🢒 Enabling the SIR System

    Object Number: 189085 Size: SH
  1. Remove the key from the ignition switch.
  2. Connect the passenger yellow 2-way connector (1) located under the instrument panel extension.
  3. Install the connector position assurance (CPA) (2) to the passenger yellow 2-way connector (1) located under the instrument panel extension.
  4. Install the instrument panel extension. Refer to Instrument Panel Extension Replacement in Instrument Panel, Gauges and Console.

    5. Object Number: 189080 Size: SH
  5. Connect the driver yellow 2-way connector (1) located at the base of the steering column.
  6. Install the connector position assurance (CPA) to the driver yellow 2-way connector (1) located at the base of the steering column.
  7. Install the sound insulator (if equipped).
  8. Install the AIR BAG Fuse to the IP fuse block.
  9. Staying well away from both air bags, turn the ignition switch to the RUN position.
    10. • The AIR BAG warning lamp will flash 7 times.
    • The AIR BAG warning lamp will then turn OFF.
  10. Perform the SIR Diagnostic System Check if the AIR BAG warning lamp does not operate as described.