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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 (1500 Series) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: Clean all evaporative emission (EVAP) line connections and surrounding areas prior to disconnecting, in order to avoid possible EVAP system contamination.
    Fig 1: View Of EVAP Canister Vent Solenoid (CVS) Electrical Connector & Harness Clip (1500 Series)
    GM1238167Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the EVAP canister vent solenoid (CVS) electrical connector (2).
  3. Remove the harness clip (1) from the CVS line.
    4. Fig 2: View Of EVAP Quick Connecting Fittings At Canister (1500 Series)
    GM1346847Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the EVAP quick connecting fittings (1, 2) from the canister. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    5. Fig 3: View Of EVAP Canister, Bracket & Bracket Bolt (1500 Series)
    GM1224300Courtesy of GENERAL MOTORS CORP.
  5. Remove the EVAP canister bracket bolts.
  6. Remove the EVAP canister.
  7. If necessary, remove the EVAP canister to bracket bolt.
  8. If necessary, remove the EVAP canister from the bracket.
  9. If necessary, remove the CVS from the canister.
    1. Push in the CVS retainer.
    2. Slide the CVS from the bracket.
    3. Rotate the CVS to the vertical position.
    4. Disconnect the CVS quick connect fitting. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
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