FixVault

Installation Procedure

WARNING: This page is about a different car, the 2002 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Record the 10-digit STID number from the label on the VIU module.
  2. Install the OnStar® VIU into the module bracket assembly.
  3. Ensure the locking tabs are secure to the VIU.
    NOTE: In order to avoid damage to the circuit board, do NOT over-tighten the thumb screws. Using your fingers, apply only a light pressure.
  4. Connect the 2 electrical connectors.

    Tighten 

    Apply 0.2 N.m (2 lb in) of torque or less, to the VIU thumb screw electrical connections.

  5. Connect the GPS antenna coaxial cable to the VIU until fully seated.
  6. Install the module bracket assembly (2) to the seat back panel (3).
    NOTE: Refer to FASTENER NOTICE .
  7. Install the module bracket fasteners (1).

    Tighten 

    Tighten the fasteners to 9 N.m (80 lb in).

  8. Install the seat back trim. Refer to COMPARTMENT FRONT TRIM PANEL REPLACEMENT - REAR .
  9. Contact the OnStar® Dealer Support line by pressing the OnStar® button twice.

    The 10-digit STID number recorded will be needed by the OnStar® Dealer Support line.

  10. Close the rear compartment lid.
    Fig 1: Identifying Seat Back Panel, Module Bracket Assembly, & Module Bracket Fasteners
    G01665019Courtesy of GENERAL MOTORS CORP.