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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1565 (Engine Control System & Fuel System - 4.8L, 5.3L, 6.0L, 6.2L - Repair Instructions) >> Repair Instructions >> Fuel Line Replacement - Chassis (2500/3500 Extended Cab) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Fuel/EVAP Line Clip Nuts
    GM1855309Courtesy of GENERAL MOTORS CORP.
  1. Position and install the fuel/EVAP line assembly to the vehicle.
  2. Install the fuel/EVAP line bracket locator tab to the frame.
  3. Install the fuel/EVAP line clips to the frame and crossmember.
    4. CAUTION: Refer to Fastener Caution .
  4. Install the fuel/EVAP line clip nuts (2).

    Tighten:  Tighten the bolt to 20 N.m (15 lb ft).

  5. Remove the caps from the fuel and EVAP lines.
  6. Connect the fuel tank EVAP line quick connect fitting to the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
  7. Connect the fuel tank fuel feed line quick connect fitting to the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
    8. Fig 2: EVAP Canister Vent Solenoid Clip & EVAP Canister Vent Solenoid Pipe Clip
    GM1855687Courtesy of GENERAL MOTORS CORP.
  8. Unsecure and position the EVAP canister vent solenoid clip (1) to the chassis EVAP line.
  9. Install the EVAP canister vent solenoid pipe clip (2) from the chassis EVAP line.
    10. Fig 3: Fuel Line Clips
    GM1855301Courtesy of GENERAL MOTORS CORP.
  10. If equipped with 4WD, install the fuel hose/pipe clip to the bracket on the transfer case.
  11. Install the fuel line clip to the bracket on the automatic transmission.
  12. Install the fuel pipe bracket nut to the bellhousing stud.

    Tighten:  Tighten the nut to 25 N.m (18 lb ft).

  13. Position and install the front propeller shaft, if required. Refer to Front Propeller Shaft Replacement .
  14. Lower the vehicle.
    15. Fig 4: View Of EVAP Canister Purge Tube & Quick Connect Fitting
    GM1696917Courtesy of GENERAL MOTORS CORP.
  15. Remove the caps from the fuel rail and EVAP line.
  16. Connect the EVAP line (1) quick connect fitting to the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .
  17. Connect the fuel feed line (2) quick connect fitting to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  18. Install the fuel fill cap.
  19. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Single Battery) or Battery Negative Cable Disconnection and Connection (Dual Batteries) or Battery Negative Cable Disconnection and Connection (Auxiliary Battery) .
  20. Use the following procedure in order to inspect for leaks:
    1. Turn the ignition ON, with the engine OFF, for 2 seconds.
    2. Turn the ignition OFF for 10 seconds.
    3. Turn the ignition ON, with the engine OFF.
    4. Inspect for fuel leaks.
  21. Install the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
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