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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1511 (Engine Controls (Introduction) -- 5.7L) >> Repair Instructions >> Fuel Hose/Pipes Assembly Replacement >> Left Fuel Tank Pipes Installation Procedure

Left Fuel Tank Pipes Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Fuel Return Pipe & Fuel Feed Pipe (Left Tank)
    GM327729Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Lubricate the fuel pipes in order to aid in installation. Use mechanic's wire attached to the fuel sender end of the fuel pipe in order to pull the fuel pipe through the tunnel reinforcement opening. Pull the fuel pipe through from the top down.
  1. Remove the caps from the fuel filter/pressure regulator.
  2. Install and connect the fuel return rear pipe (7) to the fuel filter and pressure regulator. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  3. Install and connect the auxiliary fuel feed rear pipe (2) from the left tank to the jet pump. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  4. Install and connect the fuel feed pipe (8) at the fuel filter and pressure regulator. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  5. Install and connect the auxiliary fuel return rear pipe (1) from the jet pump to the left tank. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    6. Fig 2: Fuel Return Rear Pipe, Feed Rear Pipe & Fuel Sender
    GM327707Courtesy of GENERAL MOTORS CORP.
  6. Remove the caps from the fuel sender pipes.
  7. Connect the fuel feed rear pipe (3) at the fuel sender. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  8. Connect the fuel return rear pipe (2) at the fuel sender. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  9. Connect the auxiliary fuel return rear pipe (1) at the fuel sender. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    10. Fig 3: Left Fuel Tank Shield Mount & Bolt
    GM561113Courtesy of GENERAL MOTORS CORP.
  10. Install the left fuel tank shield (1).
  11. Install the mount bolt (2) for the left fuel tank shield (2).
    12. NOTE: Refer to the Fastener Notice in Cautions and Notices.
  12. Install the mount nut (3) for the left fuel tank shield.

    Tighten: 

    • Tighten the fuel tank shield mount bolt to 25 N.m (18 lb ft).
    • Tighten the fuel tank shield mount nut to 12 N.m (106 lb in).

    13. Fig 4: Tank Crossover Hose & EVAP Pipe (Left Tank)
    GM561133Courtesy of GENERAL MOTORS CORP.
  13. Remove the cap from the EVAP pipe.
  14. Connect the EVAP pipe (2) at the left tank EVAP pipe (1).
  15. Connect the tank crossover hose (5) at the left fuel tank.
  16. Push the clamp (6) outboard against the fuel tank. Keep the clamp parallel with the white stripe on the tank crossover hose.

    Tighten:  Tighten the tank crossover hose clamp to 4 N.m (35 lb in).

  17. Install the left muffler. Refer to Muffler Replacement - Left or Muffler Replacement - Right in Engine Exhaust.
  18. Refill the fuel system.
  19. Tighten the fuel filler cap.
  20. Connect the negative battery cable.
  21. Inspect for leaks.
    1. Turn the ignition switch ON for 2 seconds.
    2. Turn the ignition switch OFF for 10 seconds.
    3. Turn the ignition switch ON.
    4. Inspect for fuel leaks.
  22. Program the transmitters. Refer to Transmitter Programming in Keyless Entry.
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