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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Injector Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: When ordering new fuel injectors, be sure to order the correct injector for the application being serviced.
    Fig 1: Exploded View Of Fuel Meter Body Assembly
    GM1655471Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the NEW injector O-ring seals with clean engine oil.
  2. Install the fuel injector (2) into the fuel meter body injector socket.
    NOTE: Refer to Fastener Notice .
  3. Install the injector retainer (3) and the injector retainer lock nuts (4).

    Tighten:  Tighten the nuts to 3 N.m (27 lb in).

  4. Install the fuel meter body. Refer to Fuel Meter Body Assembly Replacement .
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