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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 951 (Wiring Systems - Introduction) >> Repair Instructions >> Relay Replacement (Attached to Wire Harness) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the relay (1) to the wire harness connector (2).
  2. Fig 1: Identifying Relay & Wire Harness Connector
    GM791846Courtesy of GENERAL MOTORS CORP.
  3. Install any connector position assurance (CPA) devices or secondary locks.
  4. Install the relay using any fasteners or tape that originally held the relay in place.