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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System - 4.8L, 5.3L & 6.0L (Introduction)) >> Repair Instructions >> Evaporative Emission (EVAP) System Hoses/Pipes Replacement (1500 Series) >> Installation Procedure

Installation Procedure

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    Fig 1: View Of Fuel Feed Line, EVAP Purge Line & EVAP Vent Lines (1500 Series)
    GM1312079Courtesy of GENERAL MOTORS CORP.
  1. Remove the caps from the fuel feed and EVAP lines.
  2. Install and connect the EVAP vent lines (3) to the sending unit and retaining clips. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  3. Install the EVAP purge line (2) to the retaining clips.
  4. Install the fuel tank. Refer to Fuel Tank Replacement (Single Tank)  or Fuel Tank Replacement (Single Tank w/5.3L (L59) Engine)  or Fuel Tank Replacement (Dual Tanks - Front)  or Fuel Tank Replacement (Dual Tanks - Rear) .