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Repair Verification

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, seal the EVAP system with a scan tool.
  2. Turn the nitrogen/smoke valve on the J 41413-200  to nitrogen. See Special Tools .
    3. IMPORTANT: DO NOT exceed the specified value in this step. Exceeding the specified value may produce incorrect test results.
  3. Use the remote switch to activate the J 41413-200  and pressurize the fuel tank with nitrogen to 5 inches H2O. See Special Tools .
  4. While observing the FTP sensor parameter with a scan tool, command the EVAP vent valve OFF.
  5. Verify the FTP Sensor parameter is 0 inches H2O.
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