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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 >> Evaporative Emission Line Replacement - Chassis (2500/3500 Extended Cab) >> Removal Procedure

Removal 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: View Of EVAP Canister Purge Tube & Quick Connect Fitting
    GM1696917Courtesy of GENERAL MOTORS CORP.
    NOTE: Clean all fuel and evaporative emission (EVAP) lines connections and surrounding areas prior to disconnecting the lines in order to avoid possible fuel and/or EVAP system contamination.
  1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief (CH-48027) .
  2. Disconnect the engine evaporative emission (EVAP) line (1) quick connect fitting from the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Disconnect the fuel feed line quick connect fitting (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  4. Cap the fuel rail and EVAP pipes.
  5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Unbolt and reposition the front propeller shaft, if required. Refer to Front Propeller Shaft Replacement .
    7. Fig 2: Fuel Line Clips
    GM1855301Courtesy of GENERAL MOTORS CORP.
  7. Remove the fuel pipe bracket nut from the bellhousing stud.
  8. Remove the fuel line clips (1) from the bracket on the automatic transmission.
  9. If equipped with 4-wheel drive (4WD), remove the fuel hose/pipe clip from the bracket on the transfer case.
    10. Fig 3: EVAP Canister Vent Solenoid Clip & EVAP Canister Vent Solenoid Pipe Clip
    GM1855687Courtesy of GENERAL MOTORS CORP.
  10. Remove the EVAP canister vent solenoid clip (1) from the chassis EVAP line and secure out of the way.
  11. Remove the EVAP canister vent solenoid pipe clip (2) from the chassis EVAP line.
    12. Fig 4: Fuel/EVAP Line Clip Nuts
    GM1855309Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the fuel tank fuel feed line quick connect fitting from the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
  13. Disconnect the fuel tank EVAP line quick connect fitting from the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
  14. Cap the fuel and EVAP lines in order to prevent possible fuel and/or EVAP system contamination.
  15. Remove the fuel/EVAP line clip nuts (1).
  16. Remove the fuel/EVAP line clips from the frame and crossmember.
  17. Remove the fuel/EVAP line assembly from the vehicle.
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