GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Terraza Ext. 🢒 Restraints 🢒 SIR 🢒 Instrument Panel Wiring Harness Replacement

Removal Procedure
  1. Disable the SIR. Refer to SIR Disabling and Enabling and SIR Disabling and Enabling .
  2. Remove the instrument panel (I/P). Refer to Instrument Panel Assembly Replacement .
  3. Disconnect the wiring harness connectors under the I/P.
  4. Disconnect the wiring harness connectors under the hood.

    5. Object Number: 318305 Size: MH
  5. Pull on the wiring harness (2) in order to release the retainers.
  6. Remove the wiring harness (2).

Installation Procedure

    Object Number: 318305 Size: MH
  1. Align the wiring harness retainers.
  2. Push in on the wiring harness (2) until the harness is secure.

    3. Important: Ensure that the electrical connectors are routed correctly through the instrument panel.

  3. Install the I/P. Refer to Instrument Panel Assembly Replacement .
  4. Connect the wiring harness connectors under the I/P.
  5. Connect the wiring harness connectors under the hood.
  6. Enable the SIR. Refer to SIR Disabling and Enabling and SIR Disabling and Enabling .