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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 357 (Engine Controls And Fuel - Hybrid (LZ1) - Repair Instructions) >> Repair Instructions >> Evaporative Emission System Hose/Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:

Clean the evaporative emission (EVAP) line connections and surrounding areas prior to disconnecting the fittings in order to avoid possible EVAP system contamination.

    Fig 1: EVAP Pipe
    GM1965576Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the EVAP pipe quick connect fitting from the auxiliary EVAP canister. (Body shown removed for clarity). Refer to Plastic Collar Quick Connect Fitting Service .
  3. Disconnect the EVAP pipe quick connect fitting from the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  4. Remove the EVAP pipe clip (2) from the frame crossmember.
  5. Remove the EVAP pipe clip (1) from the rear brake front pipes.
  6. Remove the EVAP pipe (3) from the vehicle.
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