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Home >> Hummer >> 2010 >> H3 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Engine Control System & Fuel System - 3.7L - Repair Instructions) >> Repair Instructions >> Fuel Injection Fuel Rail Assembly Replacement >> Disassembly Procedure

Disassembly Procedure

WARNING: This page is about a different car, the 2010 GMC Canyon and 2010 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Fuel Injector Harness Clips and Upper O-Ring Seals
    GM1772115Courtesy of GENERAL MOTORS CORP.
  1. Remove the fuel injector harness clips from the fuel rail and remove the harness (1).
  2. Remove the fuel injector retainers (2).
  3. Remove the fuel injectors (4).
  4. Remove the fuel injector upper O-ring seals (3) from the injectors.
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