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Home >> Chevrolet >> 2003 >> SSR Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Introduction >> Repair Instructions >> Evaporative Emission (EVAP) Hoses/Pipes Replacement - Chassis >> Installation Procedure
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Installation Procedure

  1. Install the EVAP pipe to the EVAP/fuel hose/pipe assembly.
  2. Install the EVAP/fuel hose/pipe assembly retaining clips.
    3. Fig 1: Locating Fuel Tank Fittings
    GM899732Courtesy of GENERAL MOTORS CORP.
  3. Install the EVAP/fuel hose/pipe assembly to the vehicle.
  4. Remove the caps from the fuel filter and pipes at the fuel tank.
  5. Connect the fuel return pipe and EVAP pipe to the fuel tank pipes. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  6. Connect the fuel feed pipe to the fuel filter. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    7. Fig 2: Identifying Fuel Line Retaining Clips
    GM899733Courtesy of GENERAL MOTORS CORP.
  7. Install the EVAP/fuel hose/pipe assembly to the clips (1) on the automatic transmission.
    8. Fig 3: View Of EVAP/Fuel Hose/Pipes
    GM856643Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  8. Install the EVAP/fuel hose/pipe bracket to the bellhousing stud.
  9. Install the EVAP/fuel hose/pipe bracket nut (2).

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

  10. Lower the vehicle.
  11. Remove the caps from the fuel rail and EVAP pipes.
  12. Connect the EVAP canister purge pipe (3).
  13. Connect the fuel feed and return pipes (1) at the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
  14. Install the fuel fill cap.
  15. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  16. Use the following procedure 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 leaks.
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