LEMON Manuals: Even more car manuals for everyone
Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 155 (Automatic Transmission - 6L50/6L80/6L90 - Service, Diagnosis & Troubleshooting) >> Automatic Transmission Oil Cooler Flushing and Flow Test (J 45096) >> Forward Flush

Forward Flush

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Cadillac Escalade EXT, 2007 Cadillac Escalade ESV, and 2007 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Black Supply Hose & Clear Waste Hose
    GM1762592Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the supply and waste hoses from the vehicle cooler lines. Reverse the supply and waste hoses to provide a normal flow direction.
    2. Fig 2: Setting Main Function Switch To FLUSH Position
    GM1212343Courtesy of GENERAL MOTORS CORP.
  2. Turn the main function switch to the FLUSH position and allow machine to operate for 30 seconds.
scientia non olet · About LEMON Manuals