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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Fuel Injectors Installation

Fuel Injectors Installation

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. Install a new O-ring onto the fuel injector.
  2. Lubricate the O-ring with engine oil.
  3. Install a new copper washer into the fuel injector bore in the cylinder head.
  4. Install the fuel injector right bracket pin.
    5. Fig 1: Identifying Fuel Injector Copper Washers
    GM1335628Courtesy of GENERAL MOTORS CORP.
  5. Install the fuel injector left bracket pin.
    6. Fig 2: View Of Left Injector Bracket Pins
    GM1335627Courtesy of GENERAL MOTORS CORP.
  6. Install the right fuel injector with fuel injector bracket.
    7. Fig 3: View Of Right Fuel Injectors W/Brackets
    GM1335625Courtesy of GENERAL MOTORS CORP.
  7. Install the left fuel injector with fuel injector bracket.
    8. Fig 4: View Of Left Fuel Injectors W/Brackets
    GM1335621Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  8. Install the right fuel injector bracket bolts.

    Tighten:  Tighten the right fuel injector bracket bolts to 30 N.m (22 lb ft).

    9. Fig 5: View Of Right Fuel Injector Bracket Bolts
    GM1335619Courtesy of GENERAL MOTORS CORP.
  9. Install the left fuel injector bracket bolts.

    Tighten:  Tighten the left fuel injector bracket bolts to 30 N.m (22 lb ft).

    10. Fig 6: View Of Left Fuel Injector Bracket Bolts
    GM1335618Courtesy of GENERAL MOTORS CORP.
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