LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2005 >> Century Custom >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Introduction & Repair Instructions >> Repair Instructions >> Oil Pressure Test Plug Replacement >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

  1. Apply GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the line pressure pipe plug.
  2. Fig 1: View Of Line Pressure Pipe Plug
    GM164784Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the oil pressure test hole plug (38).

    Tighten:  Tighten the plug to 12 N.m (106 lb in).

  4. Install the air cleaner intake duct. Refer to Air Cleaner Intake Duct Replacement in Engine Controls - 3.1L.