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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 117 (Automatic Transmission Servicing (4L80-E)) >> Lubrication >> Oil Cooler Flushing & Flow Check >> Clean-Up

Oil Cooler Flushing & Flow Check: Clean-Up

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the water supply hose from the transmission oil cooler line flusher and bleed any remaining air pressure from the flusher tank.
  2. Remove the fill cap from the flusher and return any unused flushing solution to its container. Rinse the flusher with water. DO NOT store the flusher with flushing solution in it.
  3. After every third use, clean the flusher as described in the instructions included with the tool.
  4. Dispose of any waste water/solution and transmission fluid in accordance with local regulations.