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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1511 (Engine Controls (Introduction) -- 5.7L) >> Repair Instructions >> Evaporative Emission (EVAP) Hoses/Pipes Replacement - Engine (Vent) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: EVAP Canister Vent Valve & Vent Hose
    GM561130Courtesy of GENERAL MOTORS CORP.
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. For vehicles equipped with automatic transmission, remove the right muffler. Refer to Muffler Replacement - Right in Engine Exhaust.
  3. Disconnect the vent hose (2) from the evaporative emission (EVAP) vent valve (1).
  4. Remove the clamp from the vent hose.
    5. Fig 2: View Of EVAP Canister Access Cover In Right Rear Wheelhouse
    GM561137Courtesy of GENERAL MOTORS CORP.
  5. Remove the right rear wheelhouse panel. Refer to Wheelhouse Panel Replacement in Body Rear End.
  6. Remove the EVAP canister access cover.
    7. Fig 3: EVAP Canister & Vent Hose
    GM561128Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the vent hose from the EVAP canister.
  8. Remove the vent hose.
  9. Cap the EVAP vent valve and the EVAP canister in order to prevent possible EVAP system contamination.
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