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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1026 (Engine Controls And Fuel - 6.6L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Injection Fuel Feed Pipe Replacement - Left Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Ensure proper torquing of the fuel injector line. An under-torqued fuel injector line will not seal properly and an over-torqued fuel injector line may damage the fuel injector fitting. An improperly sealed or damaged fuel injector line or fuel injector fitting will cause a fuel leak.
    Fig 1: View Of Left Fuel Injector Pipes
    GM1335608Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  1. Install the fuel injector pipes.

    Tighten:  Tighten the fittings to 41 N.m (30 lb ft).

    2. Fig 2: View Of Fuel Line Bracket & Bolts
    GM1872505Courtesy of GENERAL MOTORS CORP.
  2. Position the fuel line bracket (3) to the valve rocker arm cover, and install the clamp (2) and bolts (1 and 4).

    Tighten:  Tighten the bolts to 24 N.m (18 lb ft).

  3. Install the engine wiring harness clip to the fuel line bracket.
    4. Fig 3: View Of Fuel Line Bracket & Nut
    GM1378748Courtesy of GENERAL MOTORS CORP.
  4. Install the fuel line bracket to the stud.
  5. Install the fuel line bracket nut.

    Tighten:  Tighten the nut to 21 N.m (15 lb ft).

  6. Connect the chassis fuel feed and return line quick connect fittings to the engine fuel feed and return pipes. Refer to Metal Collar Quick Connect Fitting Service .
  7. Install the glow plug control module and bracket. Refer to Glow Plug Control Module Replacement .
  8. Install the water outlet. Refer to Water Outlet Tube Replacement (LMM) .
  9. Install the charge air cooler inlet pipe. Refer to Charge Air Cooler Inlet Pipe Replacement .
  10. Prime the fuel system. Refer to Fuel System Priming .
  11. Start the engine. If the engine stalls, repeat the above step.
  12. Once the engine starts, inspect for fuel leaks.
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