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Home >> Chevrolet >> 2012 >> Suburban C2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1894 (Engine Controls/Fuel - Hybrid (LZ1) - Repair Instructions) >> Repair Instructions >> Evaporative Emission Canister Purge Solenoid Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2012 GMC Yukon, 2012 Chevrolet Tahoe, and 2012 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
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 Line & Canister Purge Solenoid
    GM1706143Courtesy of GENERAL MOTORS COMPANY
  1. Remove the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Disconnect the EVAP line quick connect fitting from the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .
    3. Fig 2: View Of Engine Wiring Harness Electrical Connectors, EVAP Purge Solenoid & MAP Sensor
    GM1960247Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect the engine wiring harness electrical connector (2) from the EVAP canister purge solenoid (3).
  4. Disconnect the chassis EVAP line quick connect fitting from the EVAP canister purge solenoid. Refer to Plastic Collar Quick Connect Fitting Service .
    5. Fig 3: View Of EVAP Canister Purge Solenoid
    GM1706144Courtesy of GENERAL MOTORS COMPANY
  5. Disengage the retainer securing the EVAP canister purge solenoid to the fuel rail.
  6. Remove the EVAP canister purge solenoid.
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