LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2004 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Engine Controls - 4.3L - Introduction) >> Repair Instructions >> Ignition Control Module Replacement >> Removal Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Safari and 2004 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Disconnect the electrical connector (3).
  3. Remove the screws (4) holding the ignition control module (2) and the heat sink (1) to the bracket.
    Fig 1: Expanded View Ignition Control Module
    GM690078Courtesy of GENERAL MOTORS CORP.
  4. Remove the ignition control module and the heat sink.