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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) Canister Replacement (2500 Series) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Disengaging/Engaging Rear Bracket Clip Using Screwdriver
    GM1372960Courtesy of GENERAL MOTORS CORP.
  1. Remove the caps from the EVAP lines.
  2. Install the EVAP canister.
  3. Using a flat bladed screwdriver, engage the rear bracket clip.
    4. Fig 2: Disengaging/Engaging Front Bracket Clip Using Screwdriver
    GM1372958Courtesy of GENERAL MOTORS CORP.
  4. Using a flat bladed screwdriver, engage the front bracket clip.
    5. Fig 3: View Of EVAP Canister Bracket Nuts (2500 Series)
    GM1373032Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Tighten the EVAP canister bracket nuts (1).

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

    6. Fig 4: View Of EVAP Canister & Quick Connect Fittings
    GM1372543Courtesy of GENERAL MOTORS CORP.
  6. Raise the vehicle.
  7. Install the EVAP canister bolt.

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

  8. Connect the EVAP canister quick connect lines. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    9. Fig 5: View Of EVAP Canister Vent Solenoid Electrical Connector (2500 Series)
    GM1224403Courtesy of GENERAL MOTORS CORP.
  9. Connect the EVAP canister vent solenoid (CVS) electrical connector (1).
  10. Lower the vehicle.
  11. Install the right side, rear bumper step pad. Refer to Step Pad Replacement - Top Rear Bumper in Bumpers.
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