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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1398 (Wiring Systems (Diagnostic Information And Procedures)) >> Repair Instructions >> Relay Replacement (Attached to Wire Harness) >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Relay & Wire Harness Connector
    GM791846Courtesy of GENERAL MOTORS CORP.
  1. Locate the relay. Refer to the Master Electrical Component List to locate the relay in the vehicle.
  2. Remove any fasteners which hold the relay in place.
  3. Remove any connector position assurance (CPA) devices or secondary locks.
    4. IMPORTANT: Use care when removing a relay in a wiring harness when the relay is secured by fasteners or tape.
  4. Separate the relay (1) from the wire harness connector (2).
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